曼昆宏观经济学：期中考试示例.pdf

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1、Ecof304L,IntroductionToMacroeconomics,Summer2008MidtermExam1MultipleChoice(2pointseach)1.In1890,U.S.workersworkedabout60hoursperweekonaverage.In2003,theaveragewasabout40hoursperweek.Inthemeantime,therealwageratehashada5-foldincrease.BasedonthefactswecanarguethatA.Incomeeectofwageincrease

2、exceedssubstitutioneect.B.Substitutioneectofwageincreaseexceedsincomeeect.C.Thereisnoincomeeectofwageincrease.D.Thereisnosubstitutioneectofwageincrease.2.LettheproductionfunctionbeF(A;K;N)=AK0:3N0:7,whichofthefollowingisNOTtrue.A.Aisthetotalfactorproductivity.B.GivenAandK,weobservead

3、iminishingmarginalproductivityoflabor.C.GivenAandN,weobserveadiminishingmarginalproductivityofcapital.D.Kincludesbothphysicalcapitalandhumancapital3.Inmakingemploymentdecisions,protsaremaximizedA.whereverthemarginalproductoflaborisanincreasingfunctionofemployment.B.atthelevelofemployment

4、wherethemarginalproductoflaborequalsthenominalwagerate.C.atthelevelofemploymentwherethemarginalproductoflaborequalstherealwagerate.D.atthelevelofemploymentwherethemarginalproductoflaborequalstheaverageproductoflabor.E.noneoftheabove.4.WhichofthefollowingisNOTtrueaboutMalthusianmodel.A.Bet

5、weentheyears500ADand1500ADeconomicgrowthinEuropetookplaceattherateofzeropercentperyear.B.Whenoutputisabovesubsistencelevel,thefertilityratewillincrease.C.Whenoutputisbelowsubsistencelevel,themortalityratewilldecrease.D.Whenoutputisbelowsubsistencelevel,themortalityratewillincrease.E.Itisn

6、otagoodmodeltodescribetoday'sadvancedeconomies.5.AccordingtotheMalthusiangrowthmodel,improvementsintechnology.A.allowanimprovementinlivingstandardsintheshortrun.B.allowanimprovementinlivingstandardsinthelongrun.C.causefertilityratestoincrease.D.onlyAandC.E.onlyBandC.6.Whichofthefollowingi

7、sasourceofgrowthinpotentialGDP?A.Growthinthelaborforce.B.Growthinthecapitalstock.C.Growthinlaborproductivity.D.GrowthinTFP.E.Alloftheabove.7.Anincreaseintechnology,inSolow'sneoclassicalgrowthmodel,A.increasesthesteadystatecapitalperworker.B.increasestheoutputperwork