北京大學(xué)經(jīng)濟(jì)學(xué)原理作業(yè)

1、2012年秋經(jīng)濟(jì)學(xué)原理02班第一次作業(yè)1經(jīng)濟(jì)學(xué)原理第一次作業(yè)學(xué)號(hào)院系姓名成績(jī)1.Economicchoicecompetitivebehaviaretheresultofa.basichumangreed.b.poverty.c.privateownershipofresources.d.scarcity.2.AdamSmitharguesintheWealthofNationsthataneconomywillproducemegoo

2、dsservicesifa.peopleactinthepublicinterestthaniftheyactselfishly.b.peopleactselfishlythanifthegovernmentdirectseconomicactivity.c.thegovernmentcontrolstheuseofthenationsscarceresources.d.peopleignetheirowninterestscontri

3、butetonationalwealthasawhole.3.Whichoneofthefollowingisapositiveeconomicstatementa.Anincreaseintheminimumwagewillreduceemployment.b.Theminimumwageshouldberaisedtoreducepoverty.c.Socialconsciencedemsthatweincreasetheminim

4、umwage.d.Thoughtfulpeopleopposeanincreaseintheminimumwage.4.ThecosttoAirChinaoflettingitsemployeesflyatnogea.iszero.b.willdependonthevalueemployeesplaceupontravel.c.isgreaterduringtheSpringFestivalthanatmostothertimes.d.

5、dependsonthealternativesopentotheemployees.5.SupposeyouareconsideringgoingtothemoviesyouplaceaRMB12valueonyouranticipatedenjoymentofthemovie.TheticketpriceisRMB6youwouldbegivinguptwohoursofwkwhereyouearnRMB5perhour.Youwo

6、uldgotoa.wkthetotalcostofthemoviesexceedstheexpectedbenefit.b.themoviesyourincentiveistheRMB6excessexpectedbenefit.c.themoviesyourenjoymentwillexceedthelostwagesbyRMB2.d.themoviesthebenefitofRMB18exceedsthelostwages.6.Wh

7、ichofthefollowingwouldmostlikelyincreasethedemfpeanutbuttera.adecreaseinthepriceofbreadagoodthatisoftenusedwithpeanutbutterb.adiscoverythattheaveragedailyconsumptionofpeanutbutterdecreasesoneslifespanby15yearsc.cropfailu

8、resthatraisethepriceofpeanutsd.adecreaseinthepriceofallsubstituteproteinproducts7.Ifaneconomyisoperatingatapointjustontheproductionpossibilitiescurvea.itsresourcesarebeingwasted.b.thecurvewillbegintoshiftinward.c.thecurv

9、ewillbegintoshiftoutward.d.thesocietyismakingfulluseofitsresources.2012年秋經(jīng)濟(jì)學(xué)原理02班第一次作業(yè)3b.anincreaseinthepriceofPepsic.AscalthatCocacausescancerd.areductioninthepriceofsugarwhichisusedtomakeCocabythefirm.14.Anincreaseinth

10、enumberoftomatoproducerswilla.increasemarketsupplybecausethepriceoftomatoeswillrise.b.increasemarketsupplybecausemarketdemwillincrease.c.increasemarketsupplybecausemarketsupplyisthehizontalsummationofallcurves.d.increase

11、marketdembutleavemarketsupplyunchanged.15.Whichofthefollowingimpliesthathousingpriceswillrisea.Peopleexpecthousingpriceswillcontinuetoriseinthefuture.b.People’sincomedecrease.c.Thegovernmentrelaxesregulationsonlusesothat

12、priceofldecreases.d.Technologyofbuildinghousesimprove.16.Usethetablebelowtochoosethecrectanswer.Thetableisascheduleofthesupplydemfcoffee.QuantityDemedQuantitySuppliedPriceperPound(monthly)(monthly)$0.50160$1.00101$2.0072

13、$4.0052$6.0033$8.0014$10.0005Theequilibriummarketpriceofcoffeewouldbea.$2perpound.b.$4perpound.c.$6perpound.d.$8perpound.17.Whichofthefollowingisafactheldconstantwhenderivingasupplycurvefpka.thepriceofpig.b.thepriceofpk.

14、c.thewagesofwkerswhoraisepigs.d.bothacareholdconstant.18.Consideramarketinequilibrium.Firmswhoadvertiseinthismarketareattemptingtoshiftthea.supplycurvetotheright.b.supplycurvetotheleft.c.demcurvetotheleft.d.demcurvetothe

15、right.19.Whichofthefollowingismostlikelytocauseashiftinthesupplycurvetotherighta.Thepriceoftheproductincreases.b.Ahurricanedestroysthematerialsusedtoproducetheproduct.c.Newtechnologyreducesthecostofproducingtheproduct.d.