曼昆《经济学原理》微观第五版测试题库(3)

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1、Chapter15/Monopolyv1077Chapter15MonopolyTRUE/FALSE1.Monopolistscanachieveanylevelofprofittheydesirebecausetheyhaveunlimitedmarketpower.ANS:FDIF:2REF:15-0NAT:AnalyticLOC:MonopolyTOP:MonopolyMSC:Interpretive2.Evenwithmarketpower,monopolistscannotachieveanylevelofprofittheydesirebecausetheywillselllo

2、werquantitiesathigherprices.ANS:TDIF:2REF:15-0NAT:AnalyticLOC:MonopolyTOP:MonopolyMSC:Interpretive3.Onecharacteristicofamonopolymarketisthattheproductisvirtuallyidenticaltoproductsproducedbycompetingfirms.ANS:FDIF:2REF:15-1NAT:AnalyticLOC:MonopolyTOP:MonopolyMSC:Definitional4.Thefundamentalcauseof

3、monopoliesisbarrierstoentry.ANS:TDIF:2REF:15-1NAT:AnalyticLOC:MonopolyTOP:MonopolyMSC:Interpretive5.TheDeBeersDiamondcompanyadvertisesheavilytopromotethesaleofalldiamonds,notjustitsown.Thisisevidencethatithasamonopolypositiontosomedegree.ANS:TDIF:1REF:15-1NAT:AnalyticLOC:MonopolyTOP:MonopolyMSC:In

4、terpretive6.TheDeBeersDiamondcompanyisnotworriedaboutdifferentiatingitsproductfromallothergemstones.ANS:FDIF:1REF:15-1NAT:AnalyticLOC:MonopolyTOP:MonopolyMSC:Interpretive7.Theamountofpowerthatamonopolyhasdependsonwhetherthereareclosesubstitutesforitsproduct.ANS:TDIF:1REF:15-1NAT:AnalyticLOC:Monopo

5、lyTOP:MonopolyMSC:Interpretive8.IftheABCcompanyownstheexclusiverightstominelandinAfghanistanforLapisLazuli,ararestoneusedinjewelrywhichisfoundonlyinAfghanistan,thecompanybenefitsfromabarriertoentry.ANS:TDIF:1REF:15-1NAT:AnalyticLOC:MonopolyTOP:MonopolyMSC:Applicative9.Copyrightsandpatentsareexampl

6、esofbarrierstoentrythataffordfirmsmonopolypricingpowers.ANS:TDIF:2REF:15-1NAT:AnalyticLOC:MonopolyTOP:PatentsMSC:Interpretive10.Ifthegovernmentdeemsanewlyinventeddrugtobetrulyoriginal,thepharmaceuticalcompanyisgiventheexclusiverighttomanufactureandsellthedrugfor50years.ANS:FDIF:1REF:15-1NAT:Analyt

7、icLOC:MonopolyTOP:PatentsMSC:Interpretive11.Anaturalmonopolyhaseconomiesofscaleformostifnotallofitsrangeofoutput.ANS:TDIF:2REF:15-1NAT:AnalyticLOC:MonopolyTOP:NaturalmonopolyMSC:Applicative12.Decliningaveragetota