Wednesday, August 26, 2020

Income Elasticity of Demand: Analysis of Nestle

Pay Elasticity of Demand: Analysis of Nestle Financial aspects is the investigation of settling on decisions, It looks at how individuals pick the item in fulfilling their boundless needs by thinking about numerous components. Financial aspects is â€Å"The investigation of how society chooses what, how and for whom to produce†. (Begg,2003) Organization PROFILE Nestlã © was established in 1867 on the shores of Lake Geneva in Vevey, Switzerland and its first item was â€Å"Farine Lactã ©e Nestl㠩†, a newborn child oat exceptionally figured by Henri Nestlã © to give and improve baby sustenance. From its first memorable merger with the Anglo-Swiss Condensed Milk Company in 1905, Nestlã © has developed to turn into the universes biggest and most broadened food Company, and is about double the size of its closest rival in the food and drinks area. In 2004, Nestlã © had around 247,000 representatives around the world, worked 500 plants in approx. 100 nations and offered more than 8,000 items to a huge number of customers all around. In India Nestle has its central station in Gurgaon,Haryana. One of the fundamental brand is Chocolates and Confectionery which is been concentrated here. Request Request is the amount purchasers wish to buy at each possible. The interest of the item can differ from buyers to shoppers and item to item. Request is definitely not a specific amount yet it is the cost at which the buyers will buy the item. If there should be an occurrence of chocolates the interest can change if the cost increments. The gracefully of the item is likewise especially essesntial, The item is to be reached to the purchasers in right amount at the opportune time with the correct cost. The interest of products can be arranged into three sorts: The Price of related merchandise : This identifies with the cost and interest for the substitute item , If the Nestle Chocolates are not accessible in the market the individuals will begin purchasing the substitute products, for example, dessert, cakes and so on. However, there is a significant job for contenders, if the settle chocolates are not accessible shoppers can go for Cadbury chocolates too. The cost increment in the reciprocal items, for example, milk, sugar, choco powder will impact the cost of the item . So the cost of related great playes a significant job in fixing the cost of the item. Buyer Income : The salary of an individual assumes a significant job in the market, if the individual pay goes high the interest of the item goes high as the individuals begin purchasing more chocolates. The individual devouring low evaluated chocolates will purchase great quality chocolates this is where the sub-par products request gets lower. At the point when the salary builds the per capita pay of the individual expands which rather builds the buying intensity of the buyer. Taste : This is one of the main consideration which controls the interest of an item, when the salary of the customers are high the individuals will consider purchasing great quality chocolates, when there are contenders for settle like Cadbury, amul and so forth the buyers relies upon taste, the taste and inclinations of an item assumes a significant job in setting the interest of an item. Versatility Versatility is the affectability of progress in level of one variable concerning the corresponding rate change in other variable. The Elasticity can be grouped in to three : Value Elasticity of Demand This is clarified as the contrast between the rate change popular by the rate change in cost. Ed = % change in Quantity Demanded % change in Price From the above figure if the cost of chocolate is been discounted by 20 pounds from 30 pounds the level of progress sought after increments from 30 kg to 50 kg , the adjustment in cost can give an excellent outcome on the items deal ,where as when the cost is been expanded by 50 pounds the interest tumbles to 20 kg there is an incredible misfortune and the deals and request of the item has tumbled down. 20%/10 %=2 , thus it is a profoundly versatile . Pay Elasticity of Demand Pay versatility of interest gauges the responsiveness of the amount requested of a decent to the adjustment in the salary of the individuals requesting the item . It is determined as the proportion of the percent change in amount requested to the percent change in pay. For instance, if, in light of a 10% expansion in salary, the amount of chocolate requested expanded by 20%, the pay flexibility of interest would be 20%/10% = 2. A negative pay flexibility of interest is related with sub-par products an expansion in pay will prompt a fall in the amount requested and may prompt changes to increasingly lavish substitutes. A positive pay flexibility of interest is related with ordinary merchandise; an expansion in salary will prompt an ascent in the amount requested. On the off chance that salary flexibility of interest of an item is under 1, It is need acceptable. In the event that the elastisity of interest is more noteworthy that 1, It is a luxuary good.A zero salary flexibility or inelastic interest happens when an expansion in pay isn't related with an adjustment in the amount deanded of a decent. Cross Elasticity of Demand : Measures the responsiveness of the amount request of a decent to an adjustment in the cost of another great. For instance, if, because of a 10% expansion in the cost of Sugar, the amount of Chocolates requested diminished by 20%, the cross flexibility of interest would be - 20%/10% = - 2. It very well may be determined utilizing the accompanying equation = % Change in Quantity deamand of item A % Change in Price of Product B Where the two products are substitutes the cross flexibility of interest will be positive,so that as the cost of one goes up the amount requested of the other will increment. For instance because of an expansion in the cost of cadbury chocolate, the interest for Nestle chocolate will rise. If there should arise an occurrence of perfecr sustitutes, the cross elastisity of interest is equivalent to unendingness. Where the two products are supplements the cross versatility of interest will be negative, so that as the cost of one goes up the amount requested of the other will diminish. For instance, in light of an expansion in the cost of sugar, the interest Chocolates will diminish Where the two merchandise are autonomous, the cross flexibility request will be zero , as the cost of one great changes,there will be no adjustment in amount requested of the other great (B.Johns,S,Atkinson,.2001) Financial matters OF SCALE : Individual fixed Cost It is the fixed expense brought about by the organization for a drawn out period, it tends to be the hardware cost or the materials required for the creation of chocolates, for example, milk, sugar and so forth , the cost of these will be fixed for certain period . The work cost additionally will be likewise fixed . Specialization The organization will be represented considerable authority in certain fields or the other . Settle chocolates can be specialists in making bar chocolate while they wont be specialed in making toffees . Buying It resembles buying the item in immense amounts . In the event that the organization gives the providers with great cost and of good quality, The provider will purchase the item from the producer, they acknowledge lower costs to make sure about consistent interest. The clients misuse the market power. At the point when the buy is been made by the providers in huge qualtity the creation will be high and it can assist with expanding the benefit. Innovative work The Company should focus on the R and D so as to get new advancements there by they can build their creation and they can explore for new sort of chocolates where they can pull in more clients. The organization should contribute n R D and they need to accomplish a correct arrangement. The Minimum Efficient Scale=Size of Market/No of Producers =63ooo/7=9000 MES=9000/63000=14.28%. http://www.nestle.com/Resource.axd?Id=24E5A5E2-93F8-43A3-956E-0F259448CB90 Innovation Innovative advancement can improve the companys creation, its items its work and so on. By presenting new innovation machine where by new structures of chocolates can be delivered and new blend of flavors can be included with the goal that the clients can be pulled in. The new innovation machines can even chop down the expense of creation there by the cost of the item can be diminished there by the flexibly can go high. Economies of degree 1) Common Facilities: In this the organization makes various items with the equivalent utilized specialists, this can assist the organization with reducing the expense there by increment the companys benefit. For instance the individuals who make settle chocolates can even go after creation settle rolls there by the item can be effective and dont need to cause a lot of costs. 2) Transferable Experience It is the experience been moved starting with one spot then onto the next, the experience picked up from one association is been applied and their procedures are been mixed together so the organization can gain more benefit and the creation can be expanded. 3) Influences on Demand for the item can increment if the item has a decent brand picture. In the event that the Nestle chocolates are having request in the market and the shoppers buy settle chocolates by observing the brand name and positive attitude , the item next propelled my Nestle will be all the more simple to be sold as the principal item benefits the offer of the second. End The organization need to keep a track on the business sectors request and gracefully of the item there by the organization can acquire benefit by giving the correct item at the opportune time, The organization should attempt to offer the chocolates to its providers inside the harmony cost so they advantage in selling and they favor in selling our organizations chocolates as they give them more benefit. At the point when the interest gets high, sufficient measure of items ought to be accessible in the market there by expanding the creation and this can build the companys altruism. The organization ought to follow the customers tastes and inclinations and ought to likewise think about the pay of people and cost of related great. When taking in to thought all the variables like mechanical, flexibility, eco

Saturday, August 22, 2020

Construction Essays Road Works Equipment

Development Essays Road Works Equipment Street Works Equipment Street Works Equipment/Compaction/Asphalting Official Summary Streets are the life saver of any financially lively country. In this viewpoint, the street works hardware expect a unique noteworthiness as it not just effects the general nature of streets in a nation, yet in addition impacts the economies related with the development and support of streets. Street works hardware is a billion dollar industry that is developing and growing at an exponential pace. The development and support of streets includes numerous specialized and procedural subtleties that requests uncommon methods and specialities. The reason for this report is to break down these miniaturized scale and large scale subtleties related with street works gear and to portray the pretended by the advanced street works hardware in the elements and financial matters of street works Find support with your article from our master paper essayists The contemporary street works hardware has totally modified the manner in which street works organizations conceptualize and plan their work and the manner in which they apportion their assets. Generally, the street works industry has been a work escalated and capital serious endeavor, a factor that essentially added to the expenses of the development and upkeep of streets. In such a situation, the assignment of rare assets and labor used to turn into a bulky errand that additional to the multifaceted nature of the street works activities. One goal of this investigation is to portray the progressions and differentiations in the previous practices and the cutting edge rehearses. Not just this report makes reference to the significant organizations, producers and providers of street works hardware yet additionally investigates the recruit, buy and renting game plans possible in this industry. Presentation The street works and roadway upkeep has become a field of canny specialization in itself. Subsequently all the parts of this business are experiencing through a procedure of refinement and specialization with the progression of time. The manner in which street works activities were overseen in the past are a finished complexity to the manners in which things are done today. With the approach of motorization in all the parts of development industry over the most recent couple of decades, the street works hardware has expected an exceptional essentialness and significance of its own. The principle task before this report is to investigate the prior practices in the street works activities with the contemporary patterns and practices. Despite the fact that the streets consistently played a unique noteworthiness in the monetary and social prosperity of a country, their significance has expanded complex in the new changed and globalized financial situation. With the appearance of exchanging squares like the European Union (EU) on the scene, the streets have become a fundamental instrument of progress and harmonization. The exceptional increment in the quantity of vehicles throughout the years has required the requirement for act of spontaneity and resourcefulness in the street works industry. Till the most recent couple of decades, the street works techniques in Europe were principally capital escalated and work concentrated. A significant lump of the budgetary designations in the street works assignments were saved for the work costs and the acquisition of street w orks gear. This enormous enlargement into the expenses of variables of development released an insurgency into the street works gear industry. It is all around said that need is the mother of innovation. Till now the manual methodology in the street works activities was settling on the nature of streets, yet additionally drifted colossally as far as time and resources. Before long a need was felt that the remarkable parts of the street work nothing to be motorized by utilizing the inventive and specific gear. This crucial need was obliged by the organizations spend significant time in the street works gear. The effect of this change was felt intensely in the significant street works errands like compaction and asphalting. The new hardware set aside much time and cash as well as played out the previously mentioned undertakings with an improved viability and refinement. The particular goal of this report is to consider on the progressions unfurled by the appearance of motorized strategies and new gear. This new methodology towards street works certainly expanded the effectiveness and investment funds related with all the stra tegies. Conversation Advancement and specialization are the signs of the logical and financial turn of events. Streets are a significant part of the financial and social turn of events. This part of the national development has unquestionably experienced fast and diverse changes as far as mechanical and procedural sources of info. The manner in which street works activities were arranged and carried on in the past are unquestionably a long ways to the advanced best in class street works strategies and gear. Today the streets are relied upon to fulfill various standards and desires which were never known about and expected in the times of the yesteryear. It will be truly fascinating to dig on the trade offs and differentiates between the prior practices and the advanced practices. 3.1 Earlier and Modern Day Practices Streets consistently played an extraordinary importance in the British money related, social and public activity. The British rulers consistently gave a unique consideration to the streets and surely knew their significance in maintaing and maintaining the monetary and social development in this energetic country. Be that as it may, the streets of the yesteryear were overwhelmingly un asphalted and thin and however they effectively took into account the necessities and the yearnings of the occasions, they were no match to the cutting edge metalled streets that were intended to meet the real factors of modern unrest and monetary development. The creation of vehicles and the modern upset end up being a defining moment so far as the historical backdrop of street works is concerned. The new cars and transportation vehicles requested altogether different kinds of streets, the development of which required extraordinary highlights and methodology. This need brought forth the early street works industry that was later to advance into a significant and crucial part of the British business and social life. The new streets should have been conservative and leveled, the accomplishment of which required systems like asphalting and compaction. In the prior occasions, these systems were performed generally physically and were dominatingly work concentrated. The groups related with compaction assignments needed to hustle to complete their occupations and open the streets to traffic. These compaction systems performed physically required a lot of time and ventures. This increased the open strain to limit the time went through with path terminations and traffic disturbances. These compaction techniques were for the most part performed utilizing massive street rollers that created almost 2400 vibrations for each moment and impacted the nature of streets. In this way the result accomplished additionally end up being imperfect and not according to the perfect quality necessities. Notwithstanding, the coming of current gear has definitely changed the things. Today there are accessible the thruway compactors that yield a miniscule 4000 vibrations for every moment (ZOOM Info, 2008). This empowers the development teams to control the effect per foot that unquestionably amplifies the perfection and the thickness of streets. The new compactors likewise empower the development organizations to play out the occupations a long time before the normal time constrains and have limited the recurrence and time of path terminations and resultant traffic interruptions. As was with compaction, so stands valid for the great assignment of asphalting. The way toward asphalting includes clearing the streets with a blend of rock and black-top. This principally included the twin techniques of blending and clearing of black-top. The black-top blending hardware utilized in the past was principally manual and in this manner didn't permit the blending of black-top according to the ideal extents and thickness. The cutting edge black-top blending machines are absolutely programmed and permit the street works team to pick the thickness and consistency of the black-top blend according to their necessities (APELLC, 2008). This has unquestionably reformed the idea of street works. So likewise stands valid for the annoying assignment of black-top clearing. The black-top laying and clearing today is not any more done physically just like the training previously. Today there are accessible such machines that play out the assignment of black-top clearing and laying at one go and that too naturally. This not just aides in developing smoother and faultless streets yet in addition permit the street works groups to accomplish asphalts pf wanted thickness and with. In spite of the fact that the street works industry is a crucial constituent of the national development, the truth of the matter is that like some other business it is a business and needs to keep the standards and desires expected of all the effective endeavors. Like different businesses, the street works industry likewise tries to eliminate its time related duties and ventures, modernize and computerize its activities and utilize its funds to the ideal level. The street works adventures of today are route separated from the acts of the past as in the utilization of present day street works gear and extras empowers them to accomplish proficiency and reserve funds which was impractical with the overwhelmingly manual street works techniques of the past. The approach of present day street works hardware particularly in the portion of asphalting and compaction has completely changed the contemporary street works industry. 3.2 Major Companies/Manufacturers/Suppliers Today their exist numerous organizations on the planet that represent considerable authority in the assembling and gracefully of progressively modern and mechanized street building hardware that is couple with the changing business needs (SED, 2008). Particularly thinking about the absence of gifted work in this industry in the West, the administrations rendered by these organizations are progressively sought after. A portion of the significant street works hardware makers and providers are; Provide food

Friday, August 21, 2020

Staying Inspired Through the Arts

Staying Inspired Through the Arts Hey everyone, I cant believe were halfway through February! Im now acquainted with my syllabi, getting through some small essays and response papers, and preparing for midterms to appear in a few weeks. Plus, my study abroad friends are sending me postcards from the latest European cities theyre visiting, and Ive recently got engaged! Wow, lots of big things happening. Anyhoo, this semester Im taking Shakespeare 418 to complete a requirement in my major, and it can be a difficult class if youre not familiar with deciphering Old English translations or puns. I dont think most students enjoyed Shakespeare in high school, since were experiencing a language that just doesnt connect with us that well in todays world. However, this class is focused on the aesthetics of performance in Shakespearean plays, such as stage direction and lighting, as well as focusing on other intriguing tropes like gender, class, and diction in plays. Im not too keen on Shakespearean works to be honest, but its a class thats going to help me recognize some of the classical works of Shakespeare and understand the uniqueness of the time. Plus, its on the to-read list of many writers. One of the interesting class requirements is to go out and experience a Shakespeare play throughout the C-U area and draw upon connections to the texts were reading in class. There are performances done by Parkland College, local venues, and, of course, one of my favorite places to catch a show, the  Krannert Center of the Performing Arts. I just got tickets to see the opera version of A Midsummer  Nights Dream, a romantic comedy, next Saturday with my fiancé. Its fascinating and pretty neat to know that as Illinois students  were able to see a show in Champaign for $10 that would normally cost you around $160 to see elsewhere (such as the Shakespearean Theatre in Chicagos Navy Pier). Im not a huge fan of operas, but theres much to be learned as a writer, reader, and student in a Shakespeare English class. Ill have to let you know what I think of the opera next time. Lets have a great week! Jenny Class of 2016 I'm majoring in Creative Writing in the College of Liberal Arts and Sciences. I'm from the north side of Chicago, an artsy neighborhood along the lakefront called Andersonville. I plan to pursue a low-residency MFA program in Fiction Writing with the hope of becoming a published author.

Staying Inspired Through the Arts

Staying Inspired Through the Arts Hey everyone, I cant believe were halfway through February! Im now acquainted with my syllabi, getting through some small essays and response papers, and preparing for midterms to appear in a few weeks. Plus, my study abroad friends are sending me postcards from the latest European cities theyre visiting, and Ive recently got engaged! Wow, lots of big things happening. Anyhoo, this semester Im taking Shakespeare 418 to complete a requirement in my major, and it can be a difficult class if youre not familiar with deciphering Old English translations or puns. I dont think most students enjoyed Shakespeare in high school, since were experiencing a language that just doesnt connect with us that well in todays world. However, this class is focused on the aesthetics of performance in Shakespearean plays, such as stage direction and lighting, as well as focusing on other intriguing tropes like gender, class, and diction in plays. Im not too keen on Shakespearean works to be honest, but its a class thats going to help me recognize some of the classical works of Shakespeare and understand the uniqueness of the time. Plus, its on the to-read list of many writers. One of the interesting class requirements is to go out and experience a Shakespeare play throughout the C-U area and draw upon connections to the texts were reading in class. There are performances done by Parkland College, local venues, and, of course, one of my favorite places to catch a show, the  Krannert Center of the Performing Arts. I just got tickets to see the opera version of A Midsummer  Nights Dream, a romantic comedy, next Saturday with my fiancé. Its fascinating and pretty neat to know that as Illinois students  were able to see a show in Champaign for $10 that would normally cost you around $160 to see elsewhere (such as the Shakespearean Theatre in Chicagos Navy Pier). Im not a huge fan of operas, but theres much to be learned as a writer, reader, and student in a Shakespeare English class. Ill have to let you know what I think of the opera next time. Lets have a great week! Jenny Class of 2016 I'm majoring in Creative Writing in the College of Liberal Arts and Sciences. I'm from the north side of Chicago, an artsy neighborhood along the lakefront called Andersonville. I plan to pursue a low-residency MFA program in Fiction Writing with the hope of becoming a published author.

Sunday, May 24, 2020

The Literary Works Of The First Century Romans - 993 Words

Understanding ancient civilizations is always a hard process. The only resources that are readily available, are the texts written by people of the times. But which helps better the understanding of the society and political structures: historical or literary works? The first century Romans are a great example of this. The literary works of the first century Romans, help further the knowledge about the ancient civilization. While the historical works do show a lot of the facts from the era, the literary works possess more information about the people s lives in that time. The political aspects of the Romans were very advanced. The government system they had set up, was better than any of the other civilizations of the time. (Virgil, Aeneid) Under the rule of Augustus, the Romans were at some of the strongest times of the empire s existence. The empire in this time conquered most of the known world. They were not a force to be taken lightly. Virgil connected the political aspects of h is time to the Greek gods quite often. He would reference the Roman empire as being strong and mighty much like the gods. (Virgil, Aeneid) He also described the empire as always in a state of tranquility, order, and emotional stability. (Virgil, Aeneid) Augustus was also highly regarded to during his reign. One historical fact from the Aeneid that Virgil mentions, would be the hatred between Carthage and Rome. This was truly a big struggle during the ancient Roman times. The way that VirgilShow MoreRelatedSummary of Medieval and Renaissance Criticism1505 Words   |  7 PagesMedieval Age. In England, this period spans eight centuries and historians place it from the year of composition of Beowulf in 725 AD to 1474 AD when Caxton published the first book ever printed. The only standard work that dealt with Medieval Criticism is English Literary Criticism: The Medieval Phase by J.W.H Atkins published in 1952. One major development in this age is the adoption of Christianity as the religion of the Mediterranean region. Roman Catholicism prevailed in Western Europe. ClassicalRead MoreSimilarities Between Roman And Roman Cinema1506 Words   |  7 PagesNumerous influences established Roman theatrical entertainment. Etruscan and Greek antecedent are what predominantly shaped ancient Roman entertainment. Etruscans were people who lived in modern day Tuscany and parts of Umbria (Beacham, 1991). Rome inherited all attributes of the Etruscan religious festivals, where various theatrical performances were given, ranging from acting to chariot racing. For instance these carnival-like festivals occurred to please the gods though theatrical offerings. AnotherRead MoreAncient Greek And Romes Impact On Western Literature1642 Words   |  7 Pages The impact greek and roman culture had on western civilization The ancient Greeks and Romans were two of the greatest civilizations of the ancient world. The two civilizations thrived in their ancient environments which eventually led to a large amount of wealth within these two cultures. It is because of this that these ancient cultures were able to make a variety of advancements in literature, architecture, art and many other fields. These two civilizations also produced some of the ancient world’sRead MoreLiterary Elements Essays1167 Words   |  5 PagesPeter Scott Ms. Wiggins Honors English 10 1st Block O3/09/11 â€Å"Literary Elements of Wharton’s ‘Roman Fever’† Peter Scott Scott 1 03/09/11 Ms. Wiggins 1st Block â€Å"Literary Elements of Wharton’s ‘Roman Fever’† The short story, â€Å"Roman Fever† by Edith Wharton, reveals numerous popular literary elements. Some of the most prominent examples of literary elements are irony, symbolism, and foreshadowing. All three elements create the feel and atmosphere of the shortRead MoreJames M. Cain s Double Indemnity Essay855 Words   |  4 PagesJames M. Cain’s Double Indemnity is a typically literary work of roman noir genre, adapted for a film later. The story itself is about a premeditated murder planned by the married femme fatale Phyllis Nirdlinger and her secret lover Walter Huff, specifically consistent with roman noir genre. Phyllis Nirdlinger is a typical femme fatale in this novel. She seduces the insurance agent Huff regardless of her own husband. For example, â€Å"She pulled me to her and kissed back† (Cain ch2), â€Å"I liked you allRead MoreWhat a Writer Needs to Capture Historical Event770 Words   |  3 Pagesand 16th centuries. The Renaissance gets its name from the French word ‘rebirth’, which is what the Renaissance is seen as by bringing back the great ancient Greek and Roman works. From the lesser known writers such as Thomas Decker and Samuel Daniel to the more famous such as Sir Thomas Wyatt and William Shakespeare, all the writers contributed greatly to the literary achievements of the Renaissance. It is important to understand what the Renaissance was. After the fall of the Roman Empire inRead MoreChristianity And The Christian Church1473 Words   |  6 Pageshimself, in fulfillment of ancient scripture. Over the next few centuries the life works and teachings of this individual were recorded and spread across the globe, making up the cornerstone of Christ’s most important legacy, Christianity. It is a religion shaped entirely around Jesus’ personal philosophies and ideologies that has forever shaped the course of human history. In order to appreciate the importance of Christianity, first an understanding of the religion itself must be reached. The ChristianRead MoreThe Identity of the Satyricons Author1732 Words   |  7 PagesAn issue which has been debated by scholars for centuries, the identity of the Satyricon’s author can be seen to be resolved through Tacitus’ obituary of one Petronius, an adviser to the Emperor Nero on taste and luxury. Petronius, according to various sources, was celebrated at Rome for his refined taste which attracted the attention of the Emperor Nero; however his high position in Roman elite society was eventually taken away because of Tigellinus’ conspiracies and machinations. The SatyriconRead More12 Literary Piece1670 Words   |  7 Pages12 Literary piece that have Influenced the World 1. The Bible or the Sacred writings: This has become the basis of Christianity originating from Palestine and Greece 2. Koran: The Muslim bible originating from Arabia 3. The Iliad and the Odyssey: These have been the source of Myths and Legends of Greece. They were written by Homer. 4. The Mahabharata: The Longest epic of the world. It contains the history of religion in India. 5. Canterburry: it depicts the religion and customs ofRead MoreGreece s Influence On Roman Society And Consciousness Essay947 Words   |  4 PagesGreece’s influence on Roman Society and Consciousness Rome’s ability to Assimilate Rome became a master at assimilating other cultures’ technology and ideas, often adding their own, Rà ³man upgrades and refinements. This was demonstrated by Rome’s addition of the covus to the quinquereme warship design which they had copied from the Carthagà ­nians, leveraging the Etruscan arch in new ways, such as supporting huge aqueducts, and building on Greece’s concept of theater construction to create the Colosseum

Thursday, May 14, 2020

Example of a Permutation Test

One question that it is always important to ask in statistics is, â€Å"Is the observed result due to chance alone, or is it statistically significant?† One class of hypothesis tests, called permutation tests, allow us to test this question. The overview and steps of such a test are: We split our subjects into a control and an experimental group.  The null hypothesis is that there is no difference between these two groups.Apply a treatment to the experimental group.Measure the response to the treatmentConsider every possible configuration of the experimental group and the observed response.Calculate a p-value based upon our observed response relative to all of the potential experimental groups. This is an outline of a permutation.  To flesh of this outline, we will spend time looking at a worked out example of such a permutation test in great detail. Example Suppose we are studying mice.  In particular, we are interested in how quickly the mice finish a maze that they have never encountered before.  We wish to provide evidence in favor of an experimental treatment.  The goal is to demonstrate that mice in the treatment group will solve the maze more quickly than untreated mice.   We begin with our subjects: six mice.  For convenience, the mice will be referred to by the letters A, B, C, D, E, F. Three of these mice are to be randomly selected for the experimental treatment, and the other three are put into a control group in which the subjects receive a placebo. We will next randomly choose the order in which the mice are selected to run the maze. The time spent finishing the maze for all of the mice will be noted, and a mean of each group will be computed. Suppose that our random selection has mice A, C, and E in the experimental group, with the other mice in the placebo control group. After the treatment has been implemented, we randomly choose the order for the mice to run through the maze.   The run times for each of the mice are: Mouse A runs the race in 10 secondsMouse B runs the race in 12 secondsMouse C runs the race in 9 secondsMouse D runs the race in 11 secondsMouse E runs the race in 11 secondsMouse F runs the race in 13 seconds. The average time to complete the maze for the mice in the experimental group is 10 seconds. The average time to complete the maze for those in the control group is 12 seconds. We could ask a couple of questions. Is the treatment really the reason for the faster average time? Or were we just lucky in our selection of control and experimental group?  The treatment may have had no effect and we randomly chose the slower mice to receive the placebo and faster mice to receive the treatment.  A permutation test will help to answer these questions. Hypotheses The hypotheses for our permutation test are: The null hypothesis is the statement of no effect.  For this specific test, we have H0: There is no difference between treatment groups.  The mean time to run the maze for all mice with no treatment is the same as the mean time for all mice with the treatment.The alternative hypothesis is what we are trying to establish evidence in favor of. In this case, we would have Ha: The mean time for all mice with the treatment will be faster than the mean time for all mice without the treatment. Permutations There are six mice, and there are three places in the experimental group. This means that the number of possible experimental groups are given by the number of combinations C(6,3) 6!/(3!3!) 20. The remaining individuals would be part of the control group. So there are 20 different ways to randomly choose individuals into our two groups. The assignment of A, C, and E to the experimental group was done randomly.  Since there are 20 such configurations, the specific one with A, C, and E in the experimental group has a probability of 1/20 5% of occurring. We need to determine all 20 configurations of the experimental group of the individuals in our study. Experimental group: A B C and Control group: D E FExperimental group: A B D and Control group: C E FExperimental group: A B E and Control group: C D FExperimental group: A B F and Control group: C D EExperimental group: A C D and Control group: B E FExperimental group: A C E and Control group: B D FExperimental group: A C F and Control group: B D EExperimental group: A D E and Control group: B C FExperimental group: A D F and Control group: B C EExperimental group: A E F and Control group: B C DExperimental group: B C D and Control group: A E FExperimental group: B C E and Control group: A D FExperimental group: B C F and Control group: A D EExperimental group: B D E and Control group: A C FExperimental group: B D F and Control group: A C EExperimental group: B E F and Control group: A C DExperimental group: C D E and Control group: A B FExperimental group: C D F and Control group: A B EExperimental group: C E F and Control group: A B DExperimental group: D E F and Control group: A B C We then look at each configuration of experimental and control groups. We calculate the mean for each of the 20 permutations in the listing above.  For example, for the first, A, B and C have times of 10, 12 and 9, respectively.  The mean of these three numbers is 10.3333.  Also in this first permutation, D, E and F have times of 11, 11 and 13, respectively.  This has an average of 11.6666. After calculating the mean of each group, we calculate the difference between these means. Each of the following corresponds to the difference between the experimental and control groups that were listed above. Placebo - Treatment   1.333333333 secondsPlacebo - Treatment   0 secondsPlacebo - Treatment   0 secondsPlacebo - Treatment -1.333333333 secondsPlacebo - Treatment 2 secondsPlacebo - Treatment 2 secondsPlacebo - Treatment 0.666666667 secondsPlacebo - Treatment 0.666666667 secondsPlacebo - Treatment -0.666666667 secondsPlacebo - Treatment -0.666666667 secondsPlacebo - Treatment 0.666666667 secondsPlacebo - Treatment   0.666666667 secondsPlacebo - Treatment -0.666666667 secondsPlacebo - Treatment -0.666666667 secondsPlacebo - Treatment -2 secondsPlacebo - Treatment -2 secondsPlacebo - Treatment 1.333333333 secondsPlacebo - Treatment 0 secondsPlacebo - Treatment 0 secondsPlacebo - Treatment -1.333333333 seconds P-Value Now we rank the differences between the means from each group that we noted above. We also tabulate the percentage of our 20 different configurations that are represented by each difference in means. For example, four of the 20 had no difference between the means of the control and treatment groups. This accounts for 20% of the 20 configurations noted above. -2 for 10%-1.33 for 10 %-0.667 for 20%0 for 20 %0.667 for 20%1.33 for 10%2 for 10%. Here we compare this listing to our observed result. Our random selection of mice for the treatment and control groups resulted in an average difference of 2 seconds. We also see that this difference corresponds to 10% of all possible samples.  The result is that for this study we have a p-value of 10%.

Wednesday, May 6, 2020

Natural Law And Legal Positivism - 1116 Words

The contrast between Natural Law and Legal Positivism is a necessary starting point for those who wish to understand the relationship between law and morality, and the most varied manners in which it influences society to this day. When it comes to analyzing which theory offers the most well-rounded idea of law, one can argue that Legal Positivism provides the best definition of what law is at its essence. However, because Legal Positivism came to exist as a critique to what was proposed by Natural Law theorists, it is significant that both are explored in depth as means to support such argument. Natural law theory is based on human nature and its predisposition to do good. The determination of what’s good and evil, however, is often drawn†¦show more content†¦In fact, it argues that at times, it is possible that for the law to be immoral. The biggest difference between the writings of Austin and Hart might be that the former while setting the framework for a plausible theory, fails to elaborate on its most basic premises. Hart expanded on legal positivism by enhancing the theory suggested by Austin and making it more credible, all while debunking natural law theory. One example is the manner in which Austin argues that the concept of law is subject to the command of a higher authority backed by threats. Although this is a way in which law can be presented, it is also a simplistic definition. Hart argues that although Austin’s definition of the law might be applicable to criminal law, it fails to justify other variants of legal process such as contracts or marriage licenses. He argues that â€Å"Such laws do not impose duties or obli ­gations. Instead, they provide individuals with facilities for realizing their wishes, by conferring legal powers upon them to create, by certain specified procedures and subjec t to certain (p. 27)† It is difficult to associate laws such as the ones concerning marriage to the idea of a command backed by threat. The differentiation between laws that grant liberties when compared to those that might take them away is something that is not taken into account by Austin or explored in depth by natural law theorists such as Aquinas. TheShow MoreRelatedLegal Positivism and Natural Law815 Words   |  3 PagesLegal positivism and natural law These are two legal philosophies or theory of law that are commonly used in the daily arguments and discussions of the legal issues. These two, in as much as have the observance of the law as the common factor, have varied or divergent approach to law as a discipline and as a practice. Natural law This is divided into two major subsections with the first being natural law theory of morality; this deals with what is right and what is wrong. The second beingRead MoreThe Natural Law Theory And Legal Positivism1698 Words   |  7 Pagesperspectives are known as the Natural Law theory and Legal Positivism. Natural law theorists claim that morality and law A significant debate on this topic was stimulated by Wolfenden Report 1957 in England which led to the famous debate between H.L.A Hart and Lord Devlin . The report is about the recommendation of legalising homosexuality and prostitution as law should not intervene within everyone’s private lives. This view was supported by Hart as he believed that the law should not enforce moralRead MoreLegal Positivism Over Natural Law Theory982 Words   |  4 Pagesdiscusses the conceptions of legal normativity, both moral and â€Å"strictly legal† conceptions. According to Spaak, regarding the normative force of legal justification, legal positivists can still embrace the moral idea and not be in conflict with their generally held belief in the â€Å"strictly legal† concept of law. In Torben Spaak’s opinion, there is a reason to desire legal positivism; he explains this through introducing the concept of jurisprudence. When discussing the nature of law, Spaak stat es, â€Å"thatRead MoreThomas Aquinas, Natural Law And Legal Positivism710 Words   |  3 PagesMorals and Laws. It is important to distinguish these differences by the assertion and denial of them. In the book The Concept of Law there are two types of relations, Natural law and Legal Positivism. Natural Law is defined as â€Å"certain principles of human conduct, awaiting discovery by human reason, which man-made laws must conform to if they are to be valid (Hart 2012 p.185-186).† Legal Positivism is defined as â€Å"the simple contention that it is in no sense a necessary truth that laws reproduce orRead MoreThe Distinction Between Natural Law And Legal Positivism Essay1747 Words   |  7 Pages scrutinize and define the distinction between natural law and legal positivism. I will make distinctions regarding advantages and disadvantages of the definitions of the theories of natural law and legal positivism. By focussing on slavery as an example I will be looking at vari ous theorists and their theories thereby attempting to make sense and find clarity in this regard. Furthermore to understand the aspects of natural law and legal positivism, one has to understand the theories of Cicero, ThomasRead MoreThe Difference Between Natural Law and Legal Positivism Essay example1756 Words   |  8 PagesBETWEEN NATURAL LAW AND LEGAL POSITIVISM This essay is going to discuss and analyse the differences between two basic principles- natural law and legal positivism. According to Hume, there are two realms of human enquiry , one in the field of facts which is concerned with what ‘ is ‘ actually the case and the other in the field of ‘ought’ that is, what ought to be the case1. Those who believe in the principle of natural law are known as naturalists while those who believe in the principle of legal positivismRead MoreNatural Law Enforces Human Rights907 Words   |  4 PagesNatural Law enforces human rights. When we look at abortion s laws we see between a legal system based on the legal theory of natural law the law that comes from God s nature and inherent right and wrong as He defines it furthermore a legal system based on legal positivism (law is derived from whatever man says is law - no inherent right and wrong). Prior to the turn of the 20th century, legal philosophy from whence laws were derived in the Western world was based upon a natural law theory. ARead MorePositivism : The Ruling Theory Of Law944 Words   |  4 Pagesegal positivism is the name given to the school of juristic thought, which includes such luminaries of philosophy as Thomas Hobbes (1588-1679), Jeremy Bentham (1748-1832), John Austin (1790-1859) and HLA Hart (1907-1992). Philosopher Ronald Dworkin once described legal positivism as the ruling theory of law. Since the time of Bentham and Austin legal positivism was the dominant theory and was held by most legal scholars in one way or another and was also the working theory of most legal practitioner’sRead MoreThe Second World War1598 Words   |  7 Pagesthat they weren’t guilty of a crime as they were obeying the law of Nazi Germany . Consequently, the trial revived the broader question of whether laws which are inherently immoral can be considered valid law. Moreover, the trial generated fresh debate within jurisprudence, in turn leading many to criticise the previously prominent ideas of Legal Positivism , which in layman’s terms separated law from morality and credited as valid law any bill provided it had gone through the recognised legislativeRead MoreLegal Positivism Vs. Law Of Nature1285 Words   |  6 PagesLegal Positivism v. the Law of Nature Legal philosophy has changed dramatically throughout the years; many theories have evolved and are still supported to this day. Concepts such as values, morality, desires, and reason all come into play when law is defined. Law is a very difficult word to define; what exactly is it and where does it come from? To understand the idea of law, one must also understand how humans have evolved. From the beginning, humans have been forming groups for survival; either