经济学原理对应练习 23

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1、Chapter23/MeasuringaNation'sIncomev1011Chapter23MeasuringaNation'sIncomeMultipleChoice1.Macroeconomistsstudya.decisionsofhouseholdsandfirms.b.theinteractionofhouseholdsandfirms.c.economy-widephenomena.d.regulationsonfirmsandunions.ANS:CPTS:1DIF:1REF:23-0TOP:EconomistsMSC:Definitio

2、nal2.Whichofthefollowingnewspaperheadlineswouldbemorecloselyrelatedtowhatmicroeconomistsstudythantowhatmacroeconomistsstudy?a.Unemploymentraterisesfrom5percentto5.5percent.b.RealGDPgrowsby3.1percentinthethirdquarter.c.Retailsalesatstoresshowlargegains.d.Thepriceoforangesrisesafter

3、anearlyfrost.ANS:DPTS:1DIF:1REF:23-0TOP:EconomistsMSC:Interpretive3.Statisticsthatareofparticularinteresttomacroeconomistsa.arewidelyreportedbythemedia.b.arelargelyignoredbythemedia.c.includetheequilibriumpricesofindividualgoodsandservices.d.donotincludestatisticsforcountriesoutsi

4、deofNorthAmerica.ANS:APTS:1DIF:1REF:23-0TOP:EconomistsMSC:Definitional4.Whichofthefollowingquestionsismorelikelytobestudiedbyamicroeconomistthanamacroeconomist?a.Whydopricesingeneralrisebymoreinsomecountriesthaninothers?b.Whydowagesdifferacrossindustries?c.Whydoproductionandincome

5、increaseinsomeperiodsandnotinothers?d.HowrapidlyisGDPcurrentlyincreasing?ANS:BPTS:1DIF:1REF:23-0TOP:EconomistsMSC:Interpretive5.Whichofthefollowingtopicsaremorelikelytobestudiedbyamacroeconomistthanbyamicroeconomist?a.theeffectoftaxesonthepricesofairlinetickets,theprofitabilityofa

6、utomobile-manufacturingfirms,andemploymenttrendsinthefood-serviceindustryb.thepriceofbeef,wagedifferencesbetweengenders,andantitrustlawsc.howconsumersmaximizeutility,andhowpricesareestablishedinmarketsforagriculturalproductsd.thepercentageofthelaborforcethatisoutofwork,anddifferen

7、cesinaverageincomefromcountrytocountryANS:DPTS:1DIF:1REF:23-0TOP:EconomistsMSC:Interpretive6.Wewouldexpectamacroeconomist,asopposedtoamicroeconomist,tobeparticularlyinterestedina.explaininghoweconomicchangesaffectpricesofparticulargoods.b.devisingpoliciestodealwithmarketfailuressu

8、chasexternalitiesandmarketpower.c