大工12春《经济学》在线作业1 -3及参考答案(国外英语资料)

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1、大工12春《经济学》在线作业1-3及参考答案Twelvespring"economics"onlineassignment1Therearefivequestionsonthelist.Accordingtothesupplylaw,thesupplycurve().tiltdownIt'sperpendiculartotheverticalIt'sparalleltotheverticalaxisAfullmark:6Generallyspeaking,ifthepriceofacommodityislow,then

2、().A.demandlessB.demandmoreThequantitydemandedD.nodemandThecorrectanswer:BoutofsixThepremiseofeconomicresearchis().ResourceefficientconfigurationResourcescarcityTheeconomicsystemisgivenD.resourceutilizationThecorrectanswer:BoutofsixTotaloutput()whenthemarginalqu

3、antityisgreaterthanzero.A.toreduceB.thesameC.increaseD.first,reducetheincreaseThecorrectanswer:6pointsIfacommoditypriceincreasesby1%,thequantitydemandedisreducedby2%,andthedemandfortheitemiselastic().A.lessthan1B.equalto1C.isgreaterthan1D.thesameThecorrectanswer

4、:6pointsMultiple-choice(5questions,30minutes)Thefollowingoptionsarethemaincontentofmicroeconomicresearch().PricetheoryinflationConsumptiontheoryD.theunemploymentMarketfailureThecorrectanswer:ACEscore:6Inthedescriptionoftheindifferencecurve,thecorrectoneis().A.Th

5、esameutilityisdifferentonthesameindifferencecurveTheslopeoftheindifferencecurveisgettingsmallerandsmallerTheindifferencecurvecanintersectatthesameplaneTheslopeoftheindifferencecurveisequaltothemarginalutilityratioE.Thefartherawayfromtheorigintheindifferencecurve

6、representslessutilityThecorrectanswer:BDisperfect:6Ofthefollowingitems,thecomplementis().A.BiscuitsandbreadB.gasolineandcarsC.mousepadTheD.KentuckyFriedchickenandtheMcDonald'smealE.computerhardwareandsoftwareBCE:6pointsThefollowingstatementonprofitsandearningsis

7、correct().A.EconomicprofitisthetotalrevenueoftheenterpriseminustheexplicitcostoftheenterpriseEconomicprofitisthesameasaccountingprofitThemarginalbenefitistheaverageincomeoftheproductthatsellseachunitD.Ifsalesincreasedecreasesthemarketprice,diminishingmarginalret

8、urnsE.Ifyouincreasethepriceofyoursales,themarginalbenefitisthepriceThecorrectanswer:aperfectscore:6pointsTheimmediatefixedcostis()inthefollowingcosts.Plantdepreciatio