《江西财经大学微观经济学试题库》chapter 15文档格式.docx
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OligopolySkill:
Recognition
Questionhistory:
Previousedition,Chapter15AACSB:
ReflectiveThinking
2)Whichofthefollowingisadistinguishingcharacteristicofoligopoly?
A)Asmallnumberoffirmscompete.
B)Noonefirm'
sactionsdirectlyaffecttheactionsoftheotherfirms.
C)Firmsarefreetoenterandexittheindustry.
D)Naturalbarrierscannotpreventtheentryofnewfirms.Answer:
A
3)Whenonlyasmallnumberofproducerscompetewitheachotherisadefiningcharacteristicof
A)inelasticsupply.
B)monopolisticcompetition.
C)efficientcompetition.
D)oligopoly.Answer:
DTopic:
Oligopoly
Skill:
76
Copyright©
2012PearsonEducation,Inc.
4)Inoligopolisticmarkets,
A)therearemanyfirms.
B)therearenobarrierstoentry.
C)thereareonlyafewfirms.
D)allfirmsarepricetakers.Answer:
C
5)Amarketstructureinwhichasmallnumberoffirmscompeteiscalled .
A)amonopoly
B)asmall-numbermarket
C)anoligopoly
D)monopolisticcompetitionAnswer:
6)Thekeyfeatureofanoligopolyisthatthere
A)aremanybuyersandsellers.
B)isoneseller.
C)existsproductdifferentiation.
D)areonlyafewsellers.Answer:
D
7)Inanoligopoly
A)thereareonlyafewfirms.
B)thereisnoproductdifferentiation.
C)thereisfreeentryandexit.
D)firms'
decisionsareunrelatedtoeachother.Answer:
8)Amarketstructureinwhichasmallnumberofproducerscompeteagainsteachotheris
A)monopolisticcompetition.
B)oligopoly.
C)monopoly.
D)perfectcompetition.
Answer:
9)Iffirmsinanindustrydifferentiatedtheirproductsandmadeeconomicprofitsintheshort-run,whatothercharacteristicwouldbeimportanttodetermineifthisisanoligopolyoramonopolisticallycompetitivemarket?
A)Thenumberoffirmsinthemarket.
B)Thenumberofclosesubstitutesforthegoodbeingproduced.
C)Thenumberofbuyersinthemarket.
D)Ifthegoodbeingsoldisanormalorinferiorgood.Answer:
New10theditionAACSB:
10)Thedistinguishingfeaturesofoligopolyare anda intheindustry.
A)barrierstoentry;
largenumberoffirms
B)nobarrierstoentry;
fewfirms
C)barrierstoentry;
D)nobarrierstoentry;
largenumberoffirmsAnswer:
11)Oligopolyis
A)likemonopolybecausetherearebarrierstoentry.
B)likeperfectcompetitionbecauseoligopolyfirmsallsellhomogeneousgoods.
C)likemonopolisticcompetitionbecauseoligopolyfirmsallselldifferentiatedgoods
D)likeperfectcompetitionbecausetherearemanyfirmsintheindustryAnswer:
12)Whichofthefollowingisadistinguishingcharacteristicofoligopoly?
A)Alargenumberoffirmscompete.
D)Naturalorlegalbarrierspreventtheentryofnewfirms.Answer:
13)Whichofthefollowingisadefiningcharacteristicofoligopoly?
A)barrierstoentry
B)sellingahomogeneousgood
C)sellingadifferentiatedgood
D)collusionAnswer:
ATopic:
14)Naturaloligopolyisasituationwhere
A)thelevelofdemandcansupportonlyafewfirms.
B)thereisonlyonefirm.
C)thereareonlytwofirms.
D)therearelegalbarrierstoentry.Answer:
NaturalOligo