The perfectly competitive output level is Pareto-optimal because at this output level Paras output persaingan sempurna adalah Pareto-optimum kerana pada tahap output ini. a. the marginal social cost is minimized kos sosial marginal diminimumkan b. the marginal social cost equals the marginal social benefit kos sosial marginal adalah sama dengan faedah sosial marginal c. the marginal social benefit is maximized faedah sosial marginal dimaksimumkan d. the total cost to society equals the total benefit
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- 1. Write down an exchange economy model with two individuals and two goods, in whichthere is no consumption externality. State and explain the key assumptions of the model.Using the model, answer the following questions:(a) Explain carefully how the concept of Pareto efficiency differs from that of socialwelfare.(b) State the Second Theorem of Welfare Economics and explain carefully why it holds.What is the importance of the assumption of convex preferences to this theorem?1. Write down an exchange economy model with two individuals and two goods, in whichthere is no consumption externality. State and explain the key assumptions of the model.Using the model, answer the following questions:(a) Explain carefully how the concept of Pareto efficiency differs from that of socialwelfare.(b) State the Second Theorem of Welfare Economics and explain carefully why it holds.What is the importance of the assumption of convex preferences to this theorem?(c) Explain the concept of the utility possibility frontier. What is the role of the utilitypossibility frontier in the social welfare maximization problem of a welfarist society?Four roommates are planning to spend the weekendin their dorm room watching old movies, and they are debating how many to watch. Here is their willingness to pay for each film: a. Within the dorm room, is the showing of a movie apublic good? Why or why not?b. If it costs $8 to rent a movie, how many moviesshould the roommates rent to maximize totalsurplus?c. If they choose the optimal number from part(b) and then split the cost of renting the moviesequally, how much surplus does each personobtainfrom watching the movies?d. Is there any way to split the cost to ensure thateveryonebenefits? What practical problems doesthis solution raise?e. Suppose they agree in advance to choose theefficientnumber and to split the cost of themoviesequally. When Judd is asked his willingnessto pay, will he have an incentive to tell thetruth? If so, why? If not, what will he be temptedto say?f. What does this example teach you about theoptimalprovision of…
- to treat a sore back Kyoko undertakes a course of physical therapy.Kyoko's marginal benefit from her first physical therapy session is $250 from her second its $225 , from her third its $175 anf from her its $100. physical threapy sessins cost $175 each. assuming kyoko's final physical threapy session will earn her zero consumer surpus, kyoko will have _ physical threapy sessions and her total consumer surpus will be_ A .four, $0 B. three, $100 c. four, $125 d. three, $125The table shows the output of bikes and skateboards for Luke and Han (the end points of their respective PPCs). They can produce either or some linear combination of both Bikes (B) and Skateboards (S). With this information, select the choice that is a true statement. a b Question 9 C Selected answer will be automatically saved. For keyboard navigation, press up/down arrow keys to select an answer. d 1/11 answered ii Luke has the comparative advantage in producing Bikes and Skateboards. Han has the comparative advantage in producing Bikes and Skateboards. Luke Han Question 10 Answers ar Bikes 50 40 Skateboard Luke has the comparative advantage in Bikes and Han has the comparative advantage in producing Skateboards. Luke has the comparative advantage in Skateboards and Han has the comparative advantage in producing Bikes. 70 64please answer it legible and clear with complete solutiuon and asnwer it all... thank you
- 1 20 3. 4 9. 100 110 12 13 14 15 160 17C 18 19 20 31 21 22 23G 24 25 u. DOI (a) ana (C). O e. Both (b) and (c). O f. None of the above. QUESTION 4 Which of the following is true about exchange economies? O a. All core allocations are efficient. O b.In 2-person exchange economies, the core is equal to the set of efficient allocations that is also mutually beneficial relative to initial endowments. O c. In n-person exchange economies (with n>2), the core is smaller than the set of efficient allocations that is also mutually beneficial relative to initial endowments. O d. (a) and (b) are true. O e. (a) and (c) are true. O f. (b) and (c) are true. O g. All of the above are true. O h. None of the above are true. QUESTION 5 Which of the following is true about competitive equilibria in environments where the conditions of the first welfare theorem are satisfied? O a. We have to be able to represent the demand side of the economy by a representative consumer. O b.Consumer surplus is smaller…Sеlесt а sресіfіс рrоduсt аnd sіmulаtе thе suррlу аnd dеmаnd funсtіоns fоr іt tо: (а) thе suррlу funсtіоn wаs lіnеаr; (b) thе dеmаnd funсtіоn wаs quаdrаtіс; (с) thе еquіlіbrіum рrісе wаs аррrохіmаtеlу еquаl tо thе рrісе оf thіs рrоduсt оn thе mаrkеt Wіthіn thе sресіfіеd mоdеl, fіnd: (d) thе еquіlіbrіum рrісе ?* ; (е) еlаstісіtу оf dеmаnd; (f) еlаstісіtу оf suррlу; (g) соndіtіоns fоr thе рrісе vаluе ? sо thаt dеmаnd іs еlаstіс; (h) аll ? vаluеs fоr whісh dеmаnd іs еlаstіс, іf аnу (hеrе уоu саn usе соmрutеr tесhnоlоgу). Intеrрrеt thе rеsults оbtаіnеd іn d, е, f, g, h іn thе соntехt оf thе sеlесtеd рrоduсt.Sue Tom Good A 10 4 Select one: Good B 15 5 As shown in the table above, Sue and Tom each can produce two different types of goods. For Sue, if she only produces Good A, then she can produce 10 units of Good A per day. If she only produces Good B, then she can produce 15 units of Good B per day. For Tom, if he only produces Good A, then she can produce 4 units of Good A per day. If she only produces Good B, then she can produce 5 units of Good B per day. Which of the following statement is correct about comparative advantage? O a. Tom has a comparative advantage over Sue in the production of Good A. Sue has a comparative advantage over Tom in the production of Good B O b. Tom has a comparative advantage over Sue in both tasks O c. Sue has a comparative advantage over Tom in both tasks O d. Sue has a comparative advantage over Tom in the production of Good A. Tom has a comparative advantage over Sue in the production of Good B
- Alexandra's Production Possibilities Schedule Number of Scarves Knitted per Day 0 3 6 9 12 Multiple Choice O 1/2 of a scarf 1/3 of a scarf 2 scarves Number of Sweaters Knitted per Day 3 scarves 4 3 What is the maximum a sweater would be traded for in this example? 2 1 0 Natalia's Production Possibilities Schedule Number of Scarves Number of Sweaters. Knitted per Day Knitted per Day 0 2 4 6 8 0 4 3 2 1 0Rafael's PPF Naomi's PPF 30 30 25 25 20 20 A 15 15 10 10 A 5 10 15 20 25 30 10 15 20 25 Rackets Rackets Refer to the diagrams above. Suppose that before trading, Rafael and Naomi had been producing at point A on their respective PPF. Then suppose they choose to specialize and trade. After specializing they trade 8 Rackets for 8 Balls. After this trade, Rafael will consume and Select one: а. 20 Rackets; 8 Balls b. 8 Rackets; 8 Balls C. 8 Rackets; 12 Balls d. 12 Rackets; 8 Balls Balls Balls 30Possibility ABC D Lemonade (L) (units) 45 30 15 0 Consider the above PPF. Which of the following combinations is unattainable? O 30 units of lemonade and 20 units of cookies. O 15 units of lemonade and 30 units of cookies. 30 units of lemonade and 35 units of cookies. Cookies (C) (units) 0 30 35 40 O 15 units of lemonade and 0 units of cookies.