经济学原理对应练习 14

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1、Chapter14/FirmsinCompetitiveMarketsv619Chapter14FirmsinCompetitiveMarketsMultipleChoice1.Amarketiscompetitiveif(i)firmshavetheflexibilitytopricetheirownproduct.(ii)eachbuyerissmallcomparedtothemarket.(iii)eachsellerissmallcomparedtothemarket.a.(i)and(ii)onlyb.(i)and(iii)onlyc.(ii)and(iii)onlyd.All

2、oftheabovearecorrect.ANS:CPTS:1DIF:1REF:14-1TOP:CompetitivemarketsMSC:Definitional2.Whenafirmhaslittleabilitytoinfluencemarketpricesitissaidtobeina.acompetitivemarket.b.astrategicmarket.c.athinmarket.d.apowermarket.ANS:APTS:1DIF:1REF:14-1TOP:CompetitivemarketsMSC:Definitional3.Inacompetitivemarket

3、,theactionsofanysinglebuyerorsellerwilla.haveanegligibleimpactonthemarketprice.b.havelittleeffectonoverallproductionbutwillultimatelychangefinalproductprice.c.causeanoticeablechangeinoverallproductionandachangeinfinalproductprice.d.adverselyaffecttheprofitabilityofmorethanonefirminthemarket.ANS:AP

4、TS:1DIF:2REF:14-1TOP:CompetitivemarketsMSC:InterpretiveTable14-1QuantityPrice1132133134135136137138139134.RefertoTable14-1.Thepriceandquantityrelationshipinthetableismostlikelythatfacedbyafirminaa.monopoly.b.concentratedmarket.c.competitivemarket.d.strategicmarket.ANS:CPTS:1DIF:1REF:14-1TOP:Compet

5、itivemarketsMSC:AnalyticalChapter14/FirmsinCompetitiveMarketsv6195.RefertoTable14-1.Overwhichrangeofoutputisaveragerevenueequaltoprice?a.1to5b.3to7c.5to9d.Averagerevenueisequaltopriceoverthewholerangeofoutput.ANS:DPTS:1DIF:1REF:14-1TOP:AveragerevenueMSC:Analytical6.RefertoTable14-1.Overwhatrangeof

6、outputismarginalrevenuedeclining?a.1to6b.3to7c.7to9d.None;marginalrevenueisconstantoverthewholerangeofoutput.ANS:DPTS:1DIF:2REF:14-1TOP:MarginalrevenueMSC:Analytical7.RefertoTable14-1.Ifthefirmdoublesitsoutputfrom3to6units,totalrevenuewilla.increasebylessthan$39.b.increasebyexactly$39.c.increaseby

7、morethan$39.d.Itcannotbedeterminedfromtheinformationprovided.ANS:BPTS:1DIF:1REF:14-1TOP:TotalrevenueMSC:Applicative8.Forafirminaperfectlycompetitivemarket,thepriceofthegoodisalwaysa.equaltomarginalrevenue.b.equal