MICROECONOMICS1990微观经济试题.docx
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MICROECONOMICS1990微观经济试题.docx
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MICROECONOMICS1990微观经济试题
MICROECONOMICS1990(微观经济试题)
MICROECONOMICS
SectionI
Time—60minutes
50Questions
Directions:
Eachofthequestionsorincompletestatementsbelowisfollowedbyfivesuggestedanswersorcompletions.Selecttheonethatisbestineachcaseandplacetheletterofyourchoiceinthecorrespondingboxonthestudentanswersheet.
1.Problemsfacedbyalleconomicsystemsincludewhichofthefollowing?
I.Howtoallocatescarceresourcesamongunlimitedwants
II.Howtodecentralizemarkets
III.Howtodecidewhattoproduce,howtoproduce,andforwhomtoproduce
IV.Howtosetgovernmentproductionquotas
A.Ⅰonly
B.ⅠandⅢonly
C.ⅡandⅢonly
D.Ⅰ,Ⅱ,andⅢonly
E.Ⅰ,Ⅱ,Ⅲ,andⅣonly
2.Whichofthefollowingwouldnecessarilycauseafallinthepriceofaproduct?
A.Anincreaseinpopulationandadecreaseinthepriceofaninput
B.Anincreaseinpopulationandadecreaseinthenumberoffirmsproducingtheproduct
C.Anincreaseinaverageincomeandanimprovementinproductiontechnology
D.Adecreaseinthepriceofasubstituteproductandanimprovementinproductiontechnology
E.Adecreaseinthepriceofasubstituteproductandanincreaseinthepriceofaninput
3.Themarketequilibriumpriceofhomeheatingoilis$1.50pergallon.Ifapriceceilingof$1.00pergallonisimposed,whichofthefollowingwilloccurinthemarketforhomeheatingoil?
I.Quantitysuppliedwillincrease.
II.Quantitydemandedwillincrease.
III.Quantitysuppliedwilldecrease.
IV.Quantitydemandedwilldecrease.
A.Ⅱonly
B.ⅠandⅡonly
C.ⅠandⅣonly
D.ⅡandⅢonly
E.ⅢandⅣonly
4.Supposethatafamilybuysallitsclothingfromadiscountstoreandtreatstheseitemsasinferiorgoods.Undersuchcircumstances,thisfamily’sconsumptionofdiscountstoreclothingwillnecessarily
A.increasewhenafamilymemberwinsthestatelottery
B.increasewhenafamilymembergetsaraiseinpayatwork
C.remainunchangedwhenitsincomerisesorfallsduetoeventsbeyondthefamily’scontrol
D.decreasewhenafamilymemberbecomesunemployed
E.decreasewhenafamilymemberexperiencesanincreaseinincome
5.Whichofthefollowingdescribeswhatwillhappentomarketpriceandquantityiffirmsinaperfectlycompetitivemarketformacartelandactasaprofit-maximizingmonopoly?
PriceQuantity
A.DecreaseDecrease
B.DecreaseIncrease
C.IncreaseIncrease
D.IncreaseDecrease
E.IncreaseNochange
6.QuantityProducedTotalCost
0$5
117
228
341
461
591
Barney’sBaitCompanycansellalltheluresitproducesatthemarketpriceof$14.Onthebasisofthecostinformationinthetableabove,howmanyluresshouldthebaitcompanymake?
A.1
B.2
C.3
D.4
E.5
7.Anaturalmonopolyoccursinanindustryif
A.economiesofscaleallowatmostonefirmofefficientsizetoexistinthatmarket
B.asinglefirmhascontroloverascarceandessentialresource
C.asinglefirmproducesinputsforusebyotherfirms
D.asinglefirmhasthetechnologytoproducetheproductsoldinthatmarket
E.above-normalprofitspersistintheindustry
8.Thetypicalfirminamonopolisticallycompetitiveindustryearnszeroprofitinlong-runequilibriumbecause
A.advertisingcostsmakemonopolisticcompetitionahigh-costmarketstructureratherthanalow-costmarketstructure
B.thefirmsintheindustrydonotoperateattheminimumpointontheirlong-runaveragecostcurves
C.therearenorestrictionsonenteringorexitingfromtheindustry
D.thefirmsintheindustryareunabletoengageinproductdifferentiation
E.thereareclosesubstitutesforeachfirm’sproduct
9.Whichofthefollowinginevitablycausesashiftinthemarketdemandforworkerswithacertainskill?
A.Anincreaseinthedemandforgoodsproducedbytheseworkers
B.Adecreaseintaxratesontheincomeoftheseworkers
C.Anincreaseintheequilibriumwagesreceivedbytheseworkers
D.Anincreaseinthesupplyoftheseworkers
E.Thecreationofafederallysubsidizedprogramtotrainnewworkers
10.Ifhiringanadditionalworkerwouldincreaseafirm’stotalcostbylessthanitwouldincreaseitstotalrevenue,thefirmshould
A.nothiretheworker
B.hiretheworker
C.hiretheworkeronlyifanotherworkerleavesorishired
D.hiretheworkeronlyiftheworkercanraisethefirm’sproductivity
E.reducethenumberofworkersemployedbythefirm
11.Ifafirmwantstoproduceagivenamountofoutputatthelowestpossiblecost,itshoulduseeachresourceinsuchamannerthat
A.itusesmoreofthelessexpensiveresource
B.itusesmoreoftheresourcewiththehighestmarginalproduct
C.eachresourcehasjustreachedthepointofdiminishingmarginalreturns
D.themarginalproductsofeachresourceareequal
E.themarginalproductsperdollarspentoneachresourceareequal
12.Inwhichoft
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