经济学原理对应练习.doc

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1、Chapter23MeasuringaNation'sIncomeMultipleChoice1.Macroeconomistsstudya.decisionsofhouseholdsandfirms.b.theinteractionofhouseholdsandfirms.c.economy-widephenomena.d.regulationsonfirmsandunions.ANS:CPTS:1DIF:1REF:23-0TOP:EconomistsMSC:Definitional2.Whichofthefollowingnewspaperheadlineswouldbemo

2、recloselyrelatedtowhatmicroeconomistsstudythantowhatmacroeconomistsstudy?a.Unemploymentraterisesfrom5percentto5.5percent.b.RealGDPgrowsby3.1percentinthethirdquarter.c.Retailsalesatstoresshowlargegains.d.Thepriceoforangesrisesafteranearlyfrost.ANS:DPTS:1DIF:1REF:23-0TOP:EconomistsMSC:Interpret

3、ive3.Statisticsthatareofparticularinteresttomacroeconomistsa.arewidelyreportedbythemedia.b.arelargelyignoredbythemedia.c.includetheequilibriumpricesofindividualgoodsandservices.d.donotincludestatisticsforcountriesoutsideofNorthAmerica.ANS:APTS:1DIF:1REF:23-0TOP:EconomistsMSC:Definitional4.Whi

4、chofthefollowingquestionsismorelikelytobestudiedbyamicroeconomistthanamacroeconomist?a.Whydopricesingeneralrisebymoreinsomecountriesthaninothers?b.Whydowagesdifferacrossindustries?c.Whydoproductionandincomeincreaseinsomeperiodsandnotinothers?d.HowrapidlyisGDPcurrentlyincreasing?ANS:BPTS:1DIF:

5、1REF:23-0TOP:EconomistsMSC:Interpretive5.Whichofthefollowingtopicsaremorelikelytobestudiedbyamacroeconomistthanbyamicroeconomist?a.theeffectoftaxesonthepricesofairlinetickets,theprofitabilityofautomobile-manufacturingfirms,andemploymenttrendsinthefood-serviceindustryb.thepriceofbeef,wagediffe

6、rencesbetweengenders,andantitrustlawsc.howconsumersmaximizeutility,andhowpricesareestablishedinmarketsforagriculturalproductsd.thepercentageofthelaborforcethatisoutofwork,anddifferencesinaverageincomefromcountrytocountryANS:DPTS:1DIF:1REF:23-0TOP:EconomistsMSC:Interpretive6.Wewouldexpectamacr

7、oeconomist,asopposedtoamicroeconomist,tobeparticularlyinterestedina.explaininghoweconomicchangesaffectpricesofparticulargoods.b.devisingpoliciestodealwithmarketfailuressuchasexternalitiesandmarketpower.c.devisingpoliciestopromotelowinflation.