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

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

3、vemarket,theactionsofanysinglebuyerorsellerwilla.haveanegligibleimpactonthemarketprice.b.havelittleeffectonoverallproductionbutwillultimatelychangefinalproductprice.c.causeanoticeablechangeinoverallproductionandachangeinfinalproductprice.d.adverselyaffecttheprofitabilityofmorethanonefirminthem

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

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

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

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