微观经济学第7章练习附有答案

微观经济学第7章练习[复制]1.Thestudyofhowtheallocationofresourcesaffectseconomicwell-beingiscalled

[单选题]*a.consumereconomics.b.macroeconomics.c.welfareeconomics.(正确答案)d.fadeconomics.2.Theequilibriumofsupplyanddemandinamarket

[单选题]*a.maximizestheprofitsofproducers.b.maximizesthetotalbenefitsreceivedbybuyersandsellers.(正确答案)c.minimizesthecostsincurredbyconsumers.d.minimizestheexpendituresofbuyers.3.SupposethatJohn,Paul,George,andRingoarebiddinginanauctionforamint-conditionrecordingofElvisPresley’sfirstalbum.Eachhasinmindamaximumamountthathewillbid.Thismaximumiscalled

[单选题]*a.aresistanceprice.b.willingnesstopay.(正确答案)ducersurplus.4.IfBrockiswillingtopay$500foranewsuit,butisabletobuythesuitfor$350,hisconsumersurplusis

[单选题]*a.$150.(正确答案)b.$350.c.$500.d.$850.5.Dakotaiswillingtopay$20toseeIndependenceDayforthefourthtime.HefindsatheatershowingIndependenceDayfor$5.Dakota’sconsumersurplusis

[单选题]*a.$5.b.$15.(正确答案)c.$20.d.$25.6.Gayledecidesthatshewouldpayasmuchas$3,000foranewlaptopcomputer.Shebuysthecomputerandrealizesconsumersurplusof$700.HowmuchdidGaylepayforhercomputer?

[单选题]*a.$700b.$2,300(正确答案)c.$3,000d.$3,7007.AdemandcurvereflectseachofthefollowingEXCEPT

[单选题]*a.thewillingnesstopayofallbuyersinthemarket.b.thevalueeachbuyerinthemarketplacesonthegood.c.thehighestpricebuyersarewillingtopayforeachquantity.d.theabilityofbuyerstoobtainthequantitytheydesire.(正确答案)8.JohnbuysgoodX,andwouldbewillingtopaymorethanhenowhastopay.SupposethatJohnhasachangeinhistastessuchthathevaluesgoodXmorethanbefore.Ifthemarketpriceisthesameasbefore,then

[单选题]*a.John’sconsumersurpluswouldbeunaffected.b.John’sconsumersurpluswouldincrease.(正确答案)c.John’sconsumersurpluswoulddecrease.d.JohnwouldbewisetobuylessofgoodXthanbefore.9.Producersurplusis

[单选题]*a.theareaunderthesupplycurvetotheleftoftheamountsold.b.theamountasellerispaidlessthecostofproduction.(正确答案)c.theamountrepresentedbytheareaunderthesupplycurve.d.thecosttosellersofparticipatinginamarket.10.ProducersurplusmeasuresallofthefollowingEXCEPT

[单选题]*a.theamountsellersreceiveabovetheminimumtheywouldaccept.b.thebenefittosellersofparticipatinginamarket.c.theamountsellersarepaidlesstheamounttheywerewillingtoaccept.d.thetotalvalueofagoodtosellers.(正确答案)11.Themarginalselleris

[单选题]*a.thesellerwhocannotcompetewiththeothersellersinthemarket.b.thesellerwhowouldleavethemarketfirstifthepricewereanylower.(正确答案)c.thesellerwhocanproduceatthelowestcost.d.thesellerwhohasthegreatestproducersurplus.12.Anneproducescomputerboards.Herproductioncostis$5perboard.Shesellstheboardsfor$25each.Herproducersurplusis

[单选题]*a.$5perboard.b.$20perboard.(正确答案)c.$25perboard.d.$30perboard.13.BillyandAndyselllemonadeonthecornerfor$0.10perglass.Theirproducersurplusis$0.06perglass.Theirwillingnesstosellis

[单选题]*a.$0.16.b.$0.10.c.$0.06.d.$0.04.(正确答案)14.WhichofthefollowingisNOTcorrect?

[单选题]*a.consumersurplus=ducersurplus=amountreceivedbysellers-costofsellersc.totalsurplus=valuetobuyers-amountpaidbybuyers+amountreceivedbysellers-costsofsellersd.totalsurplus=valuetosellers-costsofsellers(正确答案)15.Whenamarketisinequilibrium,

[单选题]*a.thepricedetermineswhichbuyersandsellersparticipateinthemarket.b.thosebuyerswhovaluethegoodmorethanthepricechoosetobuythegood.c.thosesellerswhosecostsarelessthanthepricechoosetoproduceandsellthegood.d.Alloftheabovearecorrect.(正确答案)16.Marketpowerrefersto

[单选题]*a.thesideeffectsthatmayoccurinamarket.b.thegovernmentregulationsimposedonthesellersinamarket.c.theabilitytoinfluenceprice.(正确答案)d.theforcesofsupplyanddemandindeterminingequilibriumprice.17.Marketfailureis

[单选题]*a.theinabilityofsomeunregulatedmarketstoallocateresourcesefficiently.(正确答案)b.theinabilityofamarkettoestablishanequilibriumprice.c.theinabilityofbuyerstoplaceavalueonthegoodorservice.d.theinabilityofbuyerstointeractharmoniouslywithsellersinthemarket.18.Whenmarketsfail,

[单选题]*a.publicpolicycandonothingtoimprovethesituation.b.publicpolicycanpotentiallyremedytheproblemandincreaseeconomicefficiency.(正确答案)c.publicpolicycanalwaysremedytheproblemandincreaseeconomicefficiency.d.publicpolicycan,intheory,remedytheproblem,butinpractice,hasproventobeineffective.19.Theareaabovethedemandcurveandbelowthepricemeasurestheconsumersurplusinamarket.[判断题]*对错(正确答案)20.Abuyeriswillingtobuyaproductatapricegreaterthanorequaltohiswillingnesstopay,butwouldrefusetobuyaproductatapricelessthanhiswillingnesstopay.[判断题]*对错(正确答案)21.Billcancleanwindowsinlargeofficebuildingsatacostof$2perwindow.Themarketpriceforwindowcleaningis$3perwindow.IfBillcleans100windows,hisproducersurplusis$100.[判断题]*对(正确答案)错22.Whenmarketpriceincreases,producersurplusincreasesbecause(1)producersurplusreceivedbyexistingsellersincreases,and(2)newsellersenterthemarket.[判断题]*对(正确答案)错23.Thetoolsofconsumersurplusandproducersurpluscanhelpusdeterminewhetherfreemarketallocationofresourcesisdesirable.[判断题]*对(正确答案)错24.Amyhasanoldpaintingwhichs