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1、如有侵权，请联系网站删除，仅供学习与交流微观经济学题库【精品文档】第 46 页SECTIONA:Multiplechoicequestions.Studentsshouldattempttofindthebestanswerforeachquestion.Eachquestionisworthtwomark(2).SectionB:Shortanswers.Studentsshouldattempttoansweranythree(3)fromthefollowingfive(5)shortanswerquestions.Eachshortanswerquestionisworthfiftee
2、n(15)marks.II.Termdefinition(2pointspereach.20pointsintotal)III.Discussion(4pointspereach.20pointsintotal)Chapter 1What is the opportunity cost of seeing a movie?ANW: theopportunitycostofseeingamovieincludesthemonetarycostofadmissionplusthetimecostofgoingtothetheaterandattendingtheshow.Thetimecostde
3、pendsonwhatelseyoumightdowiththattime;ifitsstayinghomeandwatchingTV,thetimecostmaybesmall,butifitsworkinganextrathreehoursatyourjob,thetimecostisthemoneyyoucouldhaveearned.What does the “invisible hand” of the market-place do?ANW: Theinvisiblehandofthemarketplacerepresentstheideathateventhoughindivi
4、dualsandfirmsareallactingintheirownself-interest,pricesandthemarketplaceguidethemtodowhatisgoodforsocietyasawhole.Chapter 2Draw and explain a production possibilities frontier for an economy that produces computer and car.Draw and explain a circular flow for an economy Chapter 4Thecasestudypresented
5、inthechapterdiscussed cigarettetaxesasawaytoreducesmoking.Nowthink aboutthemarketsforothertobaccoproductssuchas cigarsandchewingtobacco.a.Arethesegoodssubstitutesorcomplementsfor cigarettes?b.Usingasupply-and-demanddiagram,showwhat happensinthemarketsforcigarsandchewing tobaccoifthetaxoncigarettesis
6、increased.c.Ifpolicymakerswantedtoreducetotaltobacco consumption,whatpoliciescouldtheycombine withthecigarettetaxANS：a.Cigarsandchewingtobaccoaresubstitutesforcigarettes,sinceahigherpriceforcigaretteswouldincreasethedemandforcigarsandchewingtobacco.b.Anincreaseinthetaxoncigarettesleadstoincreaseddem
7、andforcigarsandchewingtobacco.Theresult,asshowninFigure25forcigars,isariseinboththeequilibriumpriceandquantityofcigarsandchewingtobacco.c.Theresultsinpart(b)showedthatataxoncigarettesleadspeopletosubstitutecigarsandchewingtobaccoforcigaretteswhenthetaxoncigarettesrises.Toreducetotaltobaccousage,poli
8、cymakersmightalsowanttoincreasethetaxoncigarsandchewingtobacco,orpursuesometypeofpubliceducationprogram.90.A very hot summer in Atlanta will cause a.the demand curve for lemonade to shift to the left.b.the demand for air conditioners to decrease.c.the demand for jackets to decrease.d.a movement down
9、ward and to the right along the demand curve for tank tops.91.If a study by medical researchers found that brown sugar caused weight loss while white sugar caused weight gain, then we likely would seea.an increase in demand for brown sugar and a decrease in demand for white sugar.b.a decrease in dem
10、and for brown sugar and an increase in demand for white sugar.c.an increase in demand for both brown sugar and white sugar.d.no change in demand for either type of sugar because weight loss is not a determinant of demand.92.Which of the following events could shift the demand curve for gasoline to t
11、he left?a.The income of gasoline buyers rises, and gasoline is a normal good.b.The income of gasoline buyers falls, and gasoline is an inferior good.c.Public service announcements run on television encourage people to walk or ride bicycles instead of driving cars.d.The price of gasoline rises.93.An
12、increase in the number of college scholarships issued by private foundations woulda.increase the supply of education.b.decrease the supply of education.c.increase the demand for education.d.decrease the demand for education.94.Today, people changed their expectations about the future. This changea.c
13、an cause a movement along a demand curve.b.can affect future demand, but not todays demand.c.can affect todays demand.d.cannot affect either todays demand or future demand.95.If Juan expects to earn a higher income next month, he may choose toa.save more now and spend less of his current income on g
14、oods and services.b.save less now and spend more of his current income on goods and services.c.decrease his current demand for goods and services.d.move along his current demand curves for goods and services.96.You love peanut butter. You hear on the news that 50 percent of the peanut crop in the So
15、uth has been wiped out by drought, and that this will cause the price of peanuts to double by the end of the year. As a result,a.your demand for peanut butter will increase, but not until the end of the year.b.your demand for peanut butter increases today.c.your demand for peanut butter decreases as
16、 you look for a substitute good.d.your demand for peanut butter shifts left today.Let the demand and supply for a good be given by qd = 160038p qs = 2 p + 400 What is the equilibrium quantity and price?Figure 4-4Panel (a)Panel (b)110.Refer to Figure 4-4. The graphs show the demand for cigarettes. In
17、 Panel (a), the arrows are consistent with which of the following events?a.The price of marijuana, a complement to cigarettes, increased.b.Mandatory health warnings were placed on cigarette packages.c.Several foreign countries banned U.S. cigarettes in their countries.d.A tax was placed on cigarette
18、s.111.Refer to Figure 4-4. The graphs show the demand for cigarettes. In Panel (a), the arrows are consistent with which of the following events?a.Tobacco and marijuana are complements and the price of marijuana decreased.b.Tobacco is a “gateway drug” and the price of marijuana increased.c.The price
19、 of cigarettes increased.d.The arrows are consistent with all of these events.112.Refer to Figure 4-4. The graphs show the demand for cigarettes. In Panel (b), the arrows are consistent with which of the following events?a.The price of cigarettes increased.b.A tax was placed on cigarettes.c.The proh
20、ibition of cigarette advertisements on television.d.Tobacco and marijuana are complements and the price of marijuana decreased.108.When supply and demand both increase, equilibriuma.price will increase.b.price will decrease.c.quantity may increase, decrease, or remain unchanged.d.price may increase,
21、 decrease, or remain unchanged.109.Suppose that demand for a good increases and, at the same time, supply of the good decreases. What would happen in the market for the good?a.Equilibrium price would decrease, but the impact on equilibrium quantity would be ambiguous.b.Equilibrium price would increa
22、se, but the impact on equilibrium quantity would be ambiguous.c.Equilibrium quantity would decrease, but the impact on equilibrium price would be ambiguous.d.Equilibrium quantity would increase, but the impact on equilibrium price would be ambiguous.110.A weaker demand together with a stronger suppl
23、y would necessarily result ina.a lower price.b.a higher price.c.an increase in equilibrium quantity.d.a decrease in equilibrium quantity.111.Suppose that demand for a good decreases and, at the same time, supply of the good decreases. What would happen in the market for the good?a.Equilibrium price
24、would decrease, but the impact on equilibrium quantity would be ambiguous.b.Equilibrium price would increase, but the impact on equilibrium quantity would be ambiguous.c.Equilibrium quantity would decrease, but the impact on equilibrium price would be ambiguous.d.Equilibrium quantity would increase,
25、 but the impact on equilibrium price would be ambiguous.112.Suppose the number of buyers in a market increases and a technological advancement occurs also. What would we expect to happen in the market?a.Equilibrium price would decrease, but the impact on equilibrium quantity would be ambiguous.b.Equ
26、ilibrium price would increase, but the impact on equilibrium quantity would be ambiguous.c.Equilibrium quantity would decrease, but the impact on equilibrium price would be ambiguous.d.Equilibrium quantity would increase, but the impact on equilibrium price would be ambiguous.113.Suppose the incomes
27、 of buyers in a market for a particular normal good decrease and there is also a reduction in input prices. What would we expect to occur in this market?a.Equilibrium price would decrease, but the impact on equilibrium quantity would be ambiguous.b.Equilibrium price would increase, but the impact on
28、 equilibrium quantity would be ambiguous.c.Equilibrium quantity would decrease, but the impact on equilibrium price would be ambiguous.d.Equilibrium quantity would increase, but the impact on equilibrium price would be ambiguous.114.What would happen to the equilibrium price and quantity of coffee i
29、f the wages of coffee-bean pickers fell and the price of tea fell?a.Price would fall and the effect on quantity would be ambiguous.b.Price would rise and the effect on quantity would be ambiguous.c.Quantity would fall and the effect on price would be ambiguous.d.Quantity would rise and the effect on
30、 price would be ambiguous.115.Music compact discs are normal goods. What will happen to the equilibrium price and quantity of music compact discs if musicians accept lower royalties, compact disc players become cheaper, more firms start producing music compact discs, and music lovers experience an i
31、ncrease in income?a.Price will fall and the effect on quantity is ambiguous.b.Price will rise and the effect on quantity is ambiguous.c.Quantity will fall and the effect on price is ambiguous.d.Quantity will rise and the effect on price is ambiguous.ANS:DDIF:3REF:4-4NAT:AnalyticLOC:EquilibriumTOP:Eq
32、uilibriumMSC:Analytical116.What will happen to the equilibrium price of new textbooks if more students attend college, paper becomes cheaper, textbook authors accept lower royalties, and fewer used textbooks are sold?a.Price will rise.b.Price will fall.c.Price will stay exactly the same.d.The price
33、change will be ambiguous.ANS:DDIF:3REF:4-4NAT:AnalyticLOC:EquilibriumTOP:EquilibriumMSC:Analytical117.New oak tables are normal goods. What would happen to the equilibrium price and quantity in the market for oak tables if the price of maple tables rises, the price of oak wood rises, more buyers ent
34、er the market for oak tables, and the price of wood saws increased?a.Price will fall and the effect on quantity is ambiguous.b.Price will rise and the effect on quantity is ambiguous.c.Quantity will fall and the effect on price is ambiguous.d.Quantity will rise and the effect on price is ambiguous.C
35、hapter 5When consumers face rising gasoline prices, they typicallya. reduce their quantity demanded more in the long run than in the short run. b. reduce their quantity demanded more in the short run than in the long run. c. do not reduce their quantity demanded in the short run or the long run. d.
36、increase their quantity demanded in the short run but reduce their quantity demanded in the long run. *Which of the following is likely to have the most price inelastic demand?a. mint-flavored toothpaste b. toothpaste c. Colgate mint-flavored toothpaste d. a generic mint-flavored toothpaste *If the
37、price of natural gas rises, when is the price elasticity of demand likely to be the highest?a. immediately after the price increase b. one month after the price increase c. three months after the price increase d. one year after the price increase *Studies indicate that the price elasticity of deman
38、d for cigarettes is about 0.4. A government policy aimed at reducing smoking changed the price of a pack of cigarettes from $2 to $6. According to the midpoint method, the government policy should have reduced smoking bya. 30%. b. 40%. c. 80%. d. 250%. If a 15% increase in price for a good results i
39、n a 20% decrease in quantity demanded, the price elasticity of demand isa. 0.75. b. 1.25. c. 1.33. d. 1.60. Refer to Figure 5-10. If rectangle D is larger than rectangle A, thena. demand is elastic between prices P1 and P2. b. a decrease in price from P2 to P1 will cause an increase in total revenue
40、. c. the magnitude of the percent change in price between P1 and P2 is smaller than the magnitude of the corresponding percent change in quantity demanded. d. All of the above are correct. *If the price elasticity of demand for tuna is 0.7, then a 1.5% increase in the price of tuna will decrease the
41、 quantity demanded of tuna bya. 1.05%, and tuna sellers total revenue will increase as a result. b. 1.05%, and tuna sellers total revenue will decrease as a result. c. 2.14%, and tuna sellers total revenue will increase as a result. d. 2.14%, and tuna sellers total revenue will decrease as a result.
42、 *When a supply curve is relatively flat,a. sellers are not very responsive to changes in price. b. the supply is relatively inelastic. c. the supply is relatively elastic. d. Both a and b are correct. a.6 percent after one year and 2.5 percent after five years.b.2.5 percent after one year and 6 per
43、cent after five years.c.10 percent after one year and 20 percent after five years.d.0 percent after one year and 1 percent after five years.*A 10 percent increase in gasoline prices reduces gasoline consumption by about 206.When demand is inelastic the price elasticity of demand isa.less than 1, and
44、 price and total revenue will move in the same direction.b.less than 1, and price and total revenue will move in opposite directions.c.greater than 1, and price and total revenue will move in the same direction.d.greater than 1, and price and total revenue will move in opposite directions.14.If corn
45、 farmers know that the demand for corn is inelastic, and they want to increase their total revenue, they should alla.plant more corn so that they would be able to sell more each year.b.increase spending on fertilizer in an attempt to produce more corn on the acres they farm.c.reduce the number of ac
46、res they plant in corn.d.contribute to a fund that promotes technological advances in corn production.15.There are fewer farmers in the United States today than 200 years ago because ofa.increases in farm technology.b.increased government regulations in farming.c.an elastic demand for food.d.environmental programs designed to reduce soil erosion.1