《江西财经大学微观经济学试题库》chapter 15.docx

《江西财经大学微观经济学试题库》chapter 15.docx

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Microeconomics,10e（Parkin）Chapter15Oligopoly

1WhatisOligopoly?

1）Anoligopolyisamarketstructureinwhichthereare

A）onlyafewbuyersbutmanysellers.

B）onlyafewsellerssellingeitheranidenticalordifferentiatedproduct.

C）manysellerssellingadifferentiatedproduct.

D）afewproductssoldbymanysellers.Answer:

B

Topic:

OligopolySkill:

Recognition

Questionhistory:

Previousedition,Chapter15AACSB:

ReflectiveThinking

2）Whichofthefollowingisadistinguishingcharacteristicofoligopoly?

A）Asmallnumberoffirmscompete.

B）Noonefirm'sactionsdirectlyaffecttheactionsoftheotherfirms.

C）Firmsarefreetoenterandexittheindustry.

D）Naturalbarrierscannotpreventtheentryofnewfirms.Answer:

A

Topic:

OligopolySkill:

Recognition

Questionhistory:

Previousedition,Chapter15AACSB:

ReflectiveThinking

3）Whenonlyasmallnumberofproducerscompetewitheachotherisadefiningcharacteristicof

A）inelasticsupply.

B）monopolisticcompetition.

C）efficientcompetition.

D）oligopoly.Answer:

DTopic:

Oligopoly

Skill:

Recognition

Questionhistory:

Previousedition,Chapter15AACSB:

ReflectiveThinking

76

Copyright©2012PearsonEducation,Inc.

4）Inoligopolisticmarkets,

A）therearemanyfirms.

B）therearenobarrierstoentry.

C）thereareonlyafewfirms.

D）allfirmsarepricetakers.Answer:

C

Topic:

OligopolySkill:

Recognition

Questionhistory:

Previousedition,Chapter15AACSB:

ReflectiveThinking

5）Amarketstructureinwhichasmallnumberoffirmscompeteiscalled .

A）amonopoly

B）asmall-numbermarket

C）anoligopoly

D）monopolisticcompetitionAnswer:

C

Topic:

OligopolySkill:

Recognition

Questionhistory:

Previousedition,Chapter15AACSB:

ReflectiveThinking

6）Thekeyfeatureofanoligopolyisthatthere

A）aremanybuyersandsellers.

B）isoneseller.

C）existsproductdifferentiation.

D）areonlyafewsellers.Answer:

D

Topic:

OligopolySkill:

Recognition

Questionhistory:

Previousedition,Chapter15AACSB:

ReflectiveThinking

7）Inanoligopoly

A）thereareonlyafewfirms.

B）thereisnoproductdifferentiation.

C）thereisfreeentryandexit.

D）firms'decisionsareunrelatedtoeachother.Answer:

A

Topic:

OligopolySkill:

Recognition

Questionhistory:

Previousedition,Chapter15AACSB:

ReflectiveThinking

8）Amarketstructureinwhichasmallnumberofproducerscompeteagainsteachotheris

A）monopolisticcompetition.

B）oligopoly.

C）monopoly.

D）perfectcompetition.

Answer:

B

Topic:

OligopolySkill:

Recognition

Questionhistory:

Previousedition,Chapter15AACSB:

ReflectiveThinking

9）Iffirmsinanindustrydifferentiatedtheirproductsandmadeeconomicprofitsintheshort-run,whatothercharacteristicwouldbeimportanttodetermineifthisisanoligopolyoramonopolisticallycompetitivemarket?

A）Thenumberoffirmsinthemarket.

B）Thenumberofclosesubstitutesforthegoodbeingproduced.

C）Thenumberofbuyersinthemarket.

D）Ifthegoodbeingsoldisanormalorinferiorgood.Answer:

A

Topic:

OligopolySkill:

Recognition

Questionhistory:

New10theditionAACSB:

ReflectiveThinking

10）Thedistinguishingfeaturesofoligopolyare anda intheindustry.

A）barrierstoentry;largenumberoffirms

B）nobarrierstoentry;fewfirms

C）barrierstoentry;fewfirms

D）nobarrierstoentry;largenumberoffirmsAnswer:

C

Topic:

OligopolySkill:

Recognition

Questionhistory:

Previousedition,Chapter15AACSB:

ReflectiveThinking

11）Oligopolyis

A）likemonopolybecausetherearebarrierstoentry.

B）likeperfectcompetitionbecauseoligopolyfirmsallsellhomogeneousgoods.

C）likemonopolisticcompetitionbecauseoligopolyfirmsallselldifferentiatedgoods

D）likeperfectcompetitionbecausetherearemanyfirmsintheindustryAnswer:

A

Topic:

OligopolySkill:

Recognition

Questionhistory:

Previousedition,Chapter15AACSB:

ReflectiveThinking

12）Whichofthefollowingisadistinguishingcharacteristicofoligopoly?

A）Alargenumberoffirmscompete.

B）Noonefirm'sactionsdirectlyaffecttheactionsoftheotherfirms.

C）Firmsarefreetoenterandexittheindustry.

D）Naturalorlegalbarrierspreventtheentryofnewfirms.Answer:

D

Topic:

OligopolySkill:

Recognition

Questionhistory:

Previousedition,Chapter15AACSB:

ReflectiveThinking

13）Whichofthefollowingisadefiningcharacteristicofoligopoly?

A）barrierstoentry

B）sellingahomogeneousgood

C）sellingadifferentiatedgood

D）collusionAnswer:

ATopic:

Oligopoly

Skill:

Recognition

Questionhistory:

Previousedition,Chapter15AACSB:

ReflectiveThinking

14）Naturaloligopolyisasituationwhere

A）thelevelofdemandcansupportonlyafewfirms.

B）thereisonlyonefirm.

C）thereareonlytwofirms.

D）therearelegalbarrierstoentry.Answer:

A

Topic:

NaturalOligo