西方经济学教学课件——chapter15

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1、Microeconomics,lie(Parkin)Chapter15Oligopoly1WhatIsOligopoly?1)AnoligopolyisamarketstructureinwhichthereareA)onlyafewbuyersbutmanysellers.B)onlyafewsellerssellingeitheranidenticalordifferentiatedproduct.C)manysellerssellingadifferentiatedproduct.D)afewpro

2、ductssoldbymanysellers.Answer:BTopic:OligopolySkill:DefinitionStatus:OldAACSB:AnalyticalSkills2)Whichofthefollowingisadistinguishingcharacteristicofoligopoly?A)Asmallnumberoffirmscompete・B)Noonefarm'sactionsdirectlyaffecttheactionsoftheotherfirms.C)Firmsa

3、refreetoenterandexittheindustry.D)Naturalbarrierscannotpreventtheentryofnewfirms.Answer:ATopic:OligopolySkill:DefinitionStatus:OldAACSB:AnalyticalSkills3)WhenonlyasmallnumberofproducerscompetewitheachotherisadefiningcharacteristicofA)inelasticsupply・B)mon

4、opolisticcompetition.C)efficientcompetition.D)oligopoly.Answer:DTopic:OligopolySkill:DefinitionStatus:OldAACSB:AnalyticalSkills4)Inoligopolisticmarkets,A)therearemanyfirms.B)therearenobarrierstoentry.C)thereareonlyafewfirms.D)allfirmsarepricetakers・Answer

5、:CTopic:OligopolySkill:DefinitionStatus:OldAACSB:AnalyticalSkills1)Amarketstructureinwhichasmallnumberoffirmscompeteiscalled・A)amonopolyB)asmall-numbermarketC)anoligopolyD)monopolisticcompetitionAnswer:CTopic:OligopolySkill:DefinitionStatus:OldAACSB:Analy

6、ticalSkills2)ThekeyfeatureofanoligopolyisthatthereA)aremanybuyersandsellers・B)isoneseller.C)existsproductcHfferentiatioruD)areonlyafewsellers.Answer:DTopic:OligopolySkill:DefinitionStatus:OldAACSB:AnalyticalSkills3)Inanoligopoly,A)thereareonlyafewfirms.B)

7、thereisnoproductdifferentiation.C)thereisfreeentryandexit.D)firms'decisionsareunrelatedtoeachother.Answer:ATopic:OligopolySkill:DefinitionStatus:OldAACSB:AnalyticalSkills4)AmarketstructureinwhichasmallnumberofproducerscompeteagainsteachotherisA)monopolist

8、iccompetition.B)oligopoly.C)monopoly.D)perfectcompetition.1)Iffirmsinanindustrydifferentiatedtheirproductsandmadeeconomicprofitsintheshort-run,whatothercharacteristicwouldbeimportanttodetermineifthisisanoligopolyora