【MOOC】經濟學-電子科技大學 中國大學慕課MOOC答案

【MOOC】經濟學-電子科技大學中國大學慕課MOOC答案隨堂測驗1、【單選題】Whenthegovernmentattemptstoimproveequalityinaneconomytheresultisoften本題答案：【areductioninefficiency.】2、【單選題】Theopportunitycostofanitemis本題答案：【whatyougiveuptogetthatitem.】3、【單選題】Theshort-runtradeoffbetweeninflationandunemploymentimpliesthat,intheshortrun,本題答案：【adecreaseinthegrowthrateofthequantityofmoneywillbeaccompaniedbyanincreaseintheunemploymentrate.】4、【判斷題】Withcarefulplanning,wecanusuallygetsomethingthatwelikewithouthavingtogiveupsomethingelsethatwelike.本題答案：【錯誤】5、【判斷題】Equalityreferstohowthepieisdivided,andefficiencyreferstothesizeoftheeconomicpie.本題答案：【正確】隨堂測驗1、【單選題】Whichisthemostaccuratestatementabouttrade本題答案：【Tradecanmakeeverynationbetteroff.】2、【判斷題】Tradeallowseachpersontospecializeintheactivitiesheorshedoesbest,thusincreasingeachindividual'sproductivity.本題答案：【正確】單元測驗1：第一篇（經濟學導論）1、【單選題】Microeconomicsisoftencalled本題答案：【pricetheory.】2、【單選題】Societyfacestrade-offsbecauseof本題答案：【scarcity.】3、【單選題】Thepurposeofmakingassumptionsineconomicmodelbuildingisto本題答案：【simplifythemodelwhilekeepingimportantdetails.】4、【單選題】Whichofthefollowingistrue?本題答案：【Efficiencyreferstothesizeoftheeconomicpie;equalityreferstohowthepieisdivided.】5、【單選題】Theopportunitycostofanitemis本題答案：【whatyougiveuptogetthatitem.】6、【單選題】Rationalpeoplemakedecisionsatthemarginby本題答案：【comparingmarginalcostsandmarginalbenefits.】7、【單選題】Peoplearelikelytorespondtoapolicychange本題答案：【ifthepolicychangeseitherthecostsorbenefitsoftheirbehavior.】8、【單選題】Theinvisiblehandworkstopromotegeneralwell-beingintheeconomyprimarilythrough本題答案：【people’spursuitofself-interest.】9、【單選題】Causesofmarketfailureinclude本題答案：【externalitiesandmarketpower.】10、【單選題】Whatisthemostimportantfactorthatexplainsdifferencesinlivingstandardsacrosscountries?本題答案：【productivity】11、【單選題】Acircular-flowdiagramisamodelthat本題答案：【helpstoexplainhowtheeconomyisorganizedandhowparticipantsintheeconomyinteractwithoneanother.】12、【單選題】Productionisefficientiftheeconomyisproducingatapoint本題答案：【ontheproductionpossibilitiesfrontier.】13、【單選題】Theopportunitycostofobtainingmoreofonegoodisshownontheproductionpossibilitiesfrontierasthe本題答案：【amountoftheothergoodthatmustbegivenup.】14、【單選題】Normativestatementsare本題答案：【claimsabouthowtheworldshouldbe.】15、【單選題】Whencantwocountriesgainfromtradingtwogoods?本題答案：【Twocountriescouldgainfromtradingtwogoodsunderalloftheaboveconditions.】16、【單選題】Aneconomy’sproductionpossibilitiesfrontierisalsoitsconsumptionpossibilitiesfrontier本題答案：【whentheeconomyisself-sufficient.】17、【單選題】Absoluteadvantageisfoundbycomparingdifferentproducers’本題答案：【inputrequirementsperunitofoutput.】18、【單選題】SupposeJimandTomcanbothproducetwogoods:baseballbatsandhockeysticks.Whichofthefollowingisnotpossible?本題答案：【Jimhasacomparativeadvantageintheproductionofbaseballbatsandintheproductionofhockeysticks.】19、【單選題】SupposeJimandTomcanbothproducebaseballbats.IfJim'sopportunitycostofproducingbaseballbatsislowerthanTom'sopportunitycostofproducingbaseballbats,then本題答案：【Jimhasacomparativeadvantageintheproductionofbaseballbats.】20、【單選題】Tradecanmakeeverybodybetteroffbecauseit本題答案：【allowspeopletospecializeaccordingtocomparativeadvantage.】21、【判斷題】Economicsisthestudyofhowevenlygoodsandservicesaredistributedwithinsociety.本題答案：【錯誤】22、【判斷題】Ifwagesforaccountantsrose,thenaccountants’leisuretimewouldhavealoweropportunitycost.本題答案：【錯誤】23、【判斷題】Amarginalchangeisasmallincrementaladjustmenttoanexistingplanofaction.本題答案：【正確】24、【判斷題】Tradewithanynationcanbemutuallybeneficial.本題答案：【正確】25、【判斷題】Onewaythatgovernmentscanimprovemarketoutcomesistoensurethatindividualsareabletoownandexercisecontrolovertheirscarceresources.本題答案：【正確】26、【判斷題】Inflationincreasesthevalueofmoney.本題答案：【錯誤】27、【判斷題】Inthecircularflowdiagram,paymentsforlabor,land,andcapitalflowfromfirmstohouseholdsthroughthemarketsforthefactorsofproduction.本題答案：【正確】28、【判斷題】Pointsinsidetheproductionpossibilitiesfrontierrepresentinefficientlevelsofproduction.本題答案：【正確】29、【判斷題】Interdependenceamongindividualsandinterdependenceamongnationsarebothbasedonthegainsfromtrade.本題答案：【正確】30、【判斷題】Tradeallowsacountrytoconsumeoutsideitsproductionpossibilitiesfrontier.本題答案：【正確】單元測驗2：第二篇（供給與需求：市場如何運行）1、【單選題】Inamarketeconomy,supplyanddemanddetermine本題答案：【boththequantityofeachgoodproducedandthepriceatwhichitissold.】2、【單選題】Thequantitydemandedofagoodistheamountthatbuyersare本題答案：【willingandabletopurchase.】3、【單選題】Adecreaseinquantitydemanded本題答案：【resultsinamovementupwardandtotheleftalongademandcurve.】4、【單選題】AdamSmithsuggestedthataninvisiblehandguidesmarketeconomies.Inthisanalogy,whatisthebatonthattheinvisiblehandusestoconducttheeconomicorchestra?本題答案：【prices】5、【單選題】Elasticityis本題答案：【ameasureofhowmuchbuyersandsellersrespondtochangesinmarketconditions.】6、【單選題】Supposethereisa6percentincreaseinthepriceofgoodXandaresulting6percentdecreaseinthequantityofXdemanded.PriceelasticityofdemandforXis本題答案：【1.】7、【單選題】Goodswithmanyclosesubstitutestendtohave本題答案：【moreelasticdemands.】8、【單選題】Iftwogoodsaresubstitutes,theircross-priceelasticitywillbe本題答案：【positive.】9、【單選題】Apriceceilingisbindingwhenitisset本題答案：【belowtheequilibriumprice,causingashortage.】10、【單選題】Ifthegovernmentwantstoreducesmoking,itshouldimposeataxon本題答案：【eitherbuyersorsellersofcigarettes.】11、【判斷題】Ifsomethinghappenstoalterthequantitydemandedatanygivenprice,thenthedemandcurveshifts.本題答案：【正確】12、【判斷題】Iforangejuiceandapplejuicearesubstitutes,anincreaseinthepriceoforangejuicewillshiftthedemandcurveforapplejuicetotheleft.本題答案：【錯誤】13、【判斷題】Ingeneral,demandcurvesfornecessitiestendtobepriceelastic.本題答案：【錯誤】14、【判斷題】Priceelasticityofdemandalongalinear,downward-slopingdemandcurveincreasesaspricefalls.本題答案：【錯誤】15、【判斷題】Whendemandisinelastic,adecreaseinpriceincreasestotalrevenue.本題答案：【錯誤】16、【判斷題】Normalgoodshavenegativeincomeelasticitiesofdemand,whileinferiorgoodshavepositiveincomeelasticitiesofdemand.本題答案：【錯誤】17、【判斷題】Attheequilibriumprice,thequantitythatbuyerswanttobuyexactlyequalsthequantitythatsellerswanttosell.本題答案：【正確】18、【判斷題】Theeffectsofrentcontrolinthelongrunincludelowerrentsandlower-qualityhousing.本題答案：【正確】19、【判斷題】Notallsellersbenefitfromabindingpricefloor.本題答案：【正確】20、【判斷題】Whobearsthemajorityofataxburdendependsonwhetherthetaxisplacedonthebuyersorthesellers.本題答案：【錯誤】單元測驗3：第三篇（供給與需求II：市場與福利）1、【單選題】Welfareeconomicsisthestudyof本題答案：【howtheallocationofresourcesaffectseconomicwell-being.】2、【單選題】Consumersurplusis本題答案：【theamountabuyeriswillingtopayforagoodminustheamountthebuyeractuallypaysforit.】3、【單選題】Ifaconsumerplacesavalueof$20onaparticulargoodandifthepriceofthegoodis$25,thenthe本題答案：【consumerdoesnotpurchasethegood.】4、【單選題】IfGinasellsashirtfor$40,andherproducersurplusfromthesaleis$32,hercostmusthavebeen本題答案：【$8.】5、【單選題】Inefficiencyexistsinaneconomywhenagoodis本題答案：【notbeingconsumedbybuyerswhovalueitmosthighly.】6、【單選題】Whenataxisimposedonagood,the本題答案：【equilibriumquantityofthegoodalwaysdecreases.】7、【單選題】Taxescausedeadweightlossesbecausethey本題答案：【Alloftheanswersarecorrect.】8、【單選題】Thedeadweightlossfroma$3taxwillbelargestinamarketwith本題答案：【elasticsupplyandelasticdemand.】9、【單選題】Thebefore-tradepriceoffishinDenmarkis$10.00perpound.Theworldpriceoffishis$6.00perpound.Denmarkisaprice-takerinthefishmarket.IfDenmarkbeginstoallowtradeinfish,itsconsumersoffishwillbecome本題答案：【betteroff,itsproducersoffishwillbecomeworseoff,andonbalancethecitizensofDenmarkwillbecomebetteroff.】10、【單選題】SupposeIranimposesatariffonlumber.Forthetarifftohaveanyeffect,itmustbethecasethat本題答案：【theworldpricewithoutthetariffislessthanthepriceoflumberwithouttrade.】11、【單選題】Whichofthefollowingiscorrect?本題答案：【Totalsurplusismeasuredastheareabelowthedemandcurveandabovethesupplycurve,uptotheequilibriumquantity.】12、【單選題】Ifanallocationofresourcesisefficient,then本題答案：【allpotentialgainsfromtradeamongbuyersaresellersarebeingrealized.】13、【單選題】Theinvisiblehandrefersto本題答案：【themarketplaceguidingtheself-interestsofmarketparticipantsintopromotinggeneraleconomicwell-being.】14、【單選題】Supposethattheequilibriumpriceinthemarketforwidgetsis$5.Ifalawincreasedtheminimumlegalpriceforwidgetsto$6,本題答案：【anypossibleincreaseinproducersurpluswouldbesmallerthanthelossofconsumersurplus.】15、【單選題】Ifamarketisallowedtoadjustfreelytoitsequilibriumpriceandquantity,thenanincreaseindemandwill本題答案：【increaseproducersurplus.】16、【單選題】Inefficiencycanbecausedinamarketbythepresenceof本題答案：【Alltheanswersarecorrect.】17、【單選題】Marketfailureistheinabilityof本題答案：【someunregulatedmarketstoallocateresourcesefficiently.】18、【單選題】Ifthecurrentallocationofresourcesinthemarketforhammersisinefficient,thenitmustbethecasethat本題答案：【thesumofconsumersurplusandproducersurpluscouldbeincreasedbymovingtoadifferentallocationofresources.】19、【單選題】Coffeeandteaaresubstitutes.Badweatherthatsharplyreducesthecoffeebeanharvestwould本題答案：【decreaseconsumersurplusinthemarketforcoffeeandincreaseproducersurplusinthemarketfortea.】20、【單選題】Manyeconomistsbelievethatrestrictionsagainstticketscalpingresultineachofthefollowingexcept本題答案：【shorterlinesatculturalandsportingevents.】21、【判斷題】Consumersurplusistheamountabuyeriswillingtopayforagoodminustheamountthebuyeractuallyhastopayforit.本題答案：【正確】22、【判斷題】Consumersurplusmeasuresthebenefittobuyersofparticipatinginamarket.本題答案：【正確】23、【判斷題】Consumersurpluscanbemeasuredastheareabetweenthedemandcurveandtheequilibriumprice.本題答案：【正確】24、【判斷題】Consumersurpluscanbemeasuredastheareabetweenthedemandcurveandthesupplycurve.本題答案：【錯誤】25、【判斷題】Allelseequal,anincreaseinsupplywillcauseanincreaseinconsumersurplus.本題答案：【正確】26、【判斷題】Allelseequal,anincreaseindemandwillalwaysincreaseconsumersurplus.本題答案：【錯誤】27、【判斷題】Allelseequal,anincreaseindemandwillcauseanincreaseinproducersurplus.本題答案：【正確】28、【判斷題】Theareabelowthepriceandabovethesupplycurvemeasurestheproducersurplusinamarket.本題答案：【正確】29、【判斷題】Allelseequal,adecreaseindemandwillcauseanincreaseinproducersurplus.本題答案：【錯誤】30、【判斷題】Theareabelowthedemandcurveandabovethesupplycurvemeasurestheproducersurplusinamarket.本題答案：【錯誤】31、【判斷題】Ifthegovernmentimposesabindingpriceceilinginamarket,thentheproducersurplusinthatmarketwillincrease.本題答案：【錯誤】32、【判斷題】Thelowertheprice,thelowertheproducersurplus,allelseequal.本題答案：【正確】33、【判斷題】Economistsgenerallybelievethat,althoughtheremaybeadvantagestosocietyfromticket-scalping,thecoststosocietyofthisactivityoutweighthebenefits.本題答案：【錯誤】34、【判斷題】Economistsarguethatrestrictionsagainstticketscalpingactuallydriveupthecostofmanytickets.本題答案：【正確】35、【判斷題】Efficiencyisrelatedtothesizeoftheeconomicpie,whereasequalityisrelatedtohowthepiegetsslicedanddistributed.本題答案：【正確】36、【判斷題】Thecurrentpolicyonkidneydonationactuallysetsapriceceilingofzero.本題答案：【正確】37、【判斷題】Ifamarketisinequilibrium,thenitisimpossibleforasocialplannertoraiseeconomicwelfarebyincreasingordecreasingthequantityofthegood.本題答案：【正確】38、【判斷題】Unlessmarketsareperfectlycompetitive,theymayfailtomaximizethetotalbenefitstobuyersandsellers.本題答案：【正確】單元測驗4：第四篇（公共部門經濟學）1、【單選題】Anexternalityis本題答案：【theuncompensatedimpactofoneperson'sactionsonthewell-beingofabystander.】2、【單選題】Whichofthefollowingstatementsiscorrect?本題答案：【Governmentshouldtaxgoodswithnegativeexternalitiesandsubsidizegoodswithpositiveexternalities.】3、【單選題】Marketsareofteninefficientwhennegativeexternalitiesarepresentbecause本題答案：【socialcostsexceedprivatecostsattheprivatemarketsolution.】4、【單選題】Thebestremedyformarketfailureisoften本題答案：【amarket-basedsolution.】5、【單選題】TheCoasetheoremsuggeststhatprivatemarketsmaynotbeabletosolvetheproblemofexternalities本題答案：【whenthenumberofinterestedpartiesislargeandbargainingcostsarehigh.】6、【單選題】Alteringincentivessothatpeopletakeaccountoftheexternaleffectsoftheiractions本題答案：【Alltheanswersarecorrect.】7、【單選題】Forprivategoodsallocatedinmarkets,本題答案：【pricesguidethedecisionsofbuyersandsellersandthesedecisionsleadtoanefficientallocationofresources.】8、【單選題】Theprovisionofapublicgoodgeneratesa本題答案：【positiveexternalityandtheuseofacommonresourcegeneratesanegativeexternality.】9、【單選題】Goodsthatarenotexcludableincludeboth本題答案：【commonresourcesandpublicgoods.】10、【單選題】Thefree-riderproblem本題答案：【explainswhymanylocalgovernmentssupplypublicgoods.】11、【單選題】Inamarketeconomy,governmentintervention本題答案：【mayimprovemarketoutcomesinthepresenceofexternalities.】12、【單選題】Anexternalityisanexampleof本題答案：【amarketfailure.】13、【單選題】Acostimposedonsomeonewhoisneithertheconsumernortheproduceriscalleda本題答案：【negativeexternality.】14、【單選題】Whichofthefollowingstatementsaboutawell-maintainedyardbestconveysthegeneralnatureoftheexternality?本題答案：【Awell-maintainedyardconveysapositiveexternalitybecauseitincreasesthevalueofadjacentpropertiesintheneighborhood.】15、【單選題】Whichofthefollowingisnotcorrect?本題答案：【Externalitiescannotbepositive.】16、【單選題】Whengoodsdonothaveaprice,whichofthefollowingprimarilyensuresthatthegoodisproduced?本題答案：【government】17、【單選題】Theprovisionofpublicgoodsgivesriseto本題答案：【positiveexternalities.】18、【單選題】Bothpublicgoodsandcommonresourcesare本題答案：【nonexcludable.】19、【單選題】Whensomethingofvaluehasnopriceattachedtoit,本題答案：【externalitieswillbepresent.】20、【單選題】Ifoneperson'suseofagooddiminishesanotherperson'senjoymentofit,thegoodis本題答案：【rivalinconsumption.】21、【判斷題】Marketssometimesfailtoallocateresourcesefficiently.本題答案：【正確】22、【判斷題】Whenatransactionbetweenabuyerandsellerdirectlyaffectsathirdparty,theeffectiscalledanexternality.本題答案：【正確】23、【判斷題】Barkingdogscannotbeconsideredanexternalitybecauseexternalitiesmustbeassociatedwithsomeformofmarketexchange.本題答案：【錯誤】24、【判斷題】Researchintonewtechnologiesconveysneithernegativeexternalitiesnorpositiveexternalities.本題答案：【錯誤】25、【判斷題】Thesocialcostofpollutionincludestheprivatecostsoftheproducersplusthecoststothosebystandersadverselyaffectedbythepollution.本題答案：【正確】26、【判斷題】Whenfirmsinternalizeanegativeexternality,themarketsupplycurveshiftstotheleft.本題答案：【正確】27、【判斷題】Governmentsubsidizedscholarshipsareanexampleofagovernmentpolicyaimedatcorrectingnegativeexternalitiesassociatedwitheducation.本題答案：【錯誤】28、【判斷題】Acongestiontollimposedonahighwaydrivertoforcethedrivertotakeintoaccounttheincreaseintraveltimesheimposesonallotherdriversisanexampleofinternalizingtheexternality.本題答案：【正確】29、【判斷題】Thegovernmentcaninternalizeexternalitiesbytaxinggoodsthathavenegativeexternalitiesandsubsidizinggoodsthathavepositiveexternalities.本題答案：【正確】30、【判斷題】Atechnologyspilloverisatypeofnegativeexternality.本題答案：【錯誤】31、【判斷題】Theconceptofexternalcostisassociatedwithanegativeexternality,butnotwithapositiveexternality.本題答案：【正確】32、【判斷題】Whenmarketactivitygeneratesanegativeexternality,thelevelofoutputinthemarketequilibriumislowerthanthesociallyoptimallevel.本題答案：【錯誤】33、【判斷題】Todeterminetheoptimallevelofoutputinamarketwithnegativeexternalities,abenevolentsocialplannerwouldlookforthelevelofoutputatwhichprivatecostequalsprivatevalue.本題答案：【錯誤】34、【判斷題】Agoodthatisexcludablebutnotrivalisknownasaclubgood.本題答案：【正確】35、【判斷題】Concertsinarenasarenotexcludablebecauseitisvirtuallyimpossibletopreventsomeonefromseeingtheshow.本題答案：【錯誤】36、【判斷題】Agoodthatisexcludableisonethatsomeonecanbepreventedfromusingifshedidnotpayforit.本題答案：【正確】37、【判斷題】Commonresourcesandpublicgoodshaveincommonthattheyarenotexcludableandtheyarenotrivalinconsumption.本題答案：【錯誤】38、【判斷題】Afree-riderissomeonewhoreceivesthebenefitofagoodbutavoidspayingforit.本題答案：【正確】39、【判斷題】Eveneconomistswhoadvocatesmallgovernmentagreethatnationaldefenseisagoodthatthegovernmentshouldprovide.本題答案：【正確】單元測驗5：第五篇（企業(yè)成本及完全競爭市場）1、【單選題】Afirmhasmarketpowerifitcan本題答案：【influencethemarketpriceofthegooditsells.】2、【單選題】Abookstorethathasmarketpowercan本題答案：【influencethemarketpriceforthebooksitsells.】3、【單選題】Theanalysisofcompetitivefirmsshedslightonthedecisionsthatliebehindthe本題答案：【supplycurve.】4、【單選題】Foranycompetitivemarket,thesupplycurveiscloselyrelatedtothe本題答案：【firms’costsofproductioninthatmarket.】5、【單選題】Supposeafirmineachofthetwomarketslistedbelowweretoincreaseitspriceby20percent.Inwhichpairwouldthefirminthefirstmarketlistedexperienceadramaticdeclineinsales,butthefirminthesecondmarketlistedwouldnot?本題答案：【spiralnotebooksandcollegetextbooks】6、【單選題】Supposeafirmineachofthetwomarketslistedbelowweretoincreaseitspriceby30percent.Inwhichpairwouldthefirminthefirstmarketlistedexperienceadramaticdeclineinsales,butthefirminthesecondmarketlistedwouldnot?本題答案：【cabletelevisionandgasoline】7、【單選題】Akeycharacteristicofacompetitivemarketisthat本題答案：【producerssellnearlyidenticalproducts.】8、【單選題】Whichofthefollowingisnotacharacteristicofacompetitivemarket?本題答案：【Entryislimited.】9、【單選題】Whichofthefollowingisacharacteristicofacompetitivemarket?本題答案：【Buyersandsellersarepricetakers.】10、【單選題】Whoisapricetakerinacompetitivemarket?本題答案：【bothbuyersandsellers】11、【單選題】Competitivemarketsarecharacterizedby本題答案：【freeentryandexitbyfirms.】12、【單選題】Afirmthathaslittleabilitytoinfluencemarketpricesoperatesina本題答案：【competitivemarket.】13、【單選題】Becausethegoodsofferedforsaleinacompetitivemarketarelargelythesame,本題答案：【sellerswillhavelittlereasontochargelessthanthegoingmarketprice.】14、【單選題】Whichofthefollowingisnotacharacteristicofaperfectlycompetitivemarket?本題答案：【Firmshavedifficultyenteringthemarket.】15、【單選題】Whichofthefollowingisnotacharacteristicofaperfectlycompetitivemarket?本題答案：【Manyfirmshavemarketpower.】16、【單選題】Freeentrymeansthat本題答案：【nolegalbarrierspreventafirmfromenteringanindustry.】17、【單選題】Whichofthefollowingindustriesismostlikelytoexhibitthecharacteristicoffreeentry?本題答案：【dairyfarming】18、【單選題】Whichofthefollowingindustriesisleastlikelytoexhibitthecharacteristicoffreeentry?本題答案：【municipalwaterandsewer】19、【單選題】Whenbuyersinacompetitivemarkettakethesellingpriceasgiven,theyaresaidtobe本題答案：【pricetakers.】20、【單選題】Whydoesafirminacompetitiveindustrychargethemarketprice?本題答案：【Allthechoicesarecorrect.】21、【判斷題】Forafirmoperatinginaperfectlycompetitiveindustry,totalrevenue,marginalrevenue,andaveragerevenueareallequal.本題答案：【錯誤】22、【判斷題】Ifafirmchargesmorethanthemarketpriceinacompetitiveindustry,itlosesallitscustomerstootherfirms.本題答案：【正確】23、【判斷題】Ifafirmnoticesthatitsaveragerevenueequalsthecurrentmarketprice,thatfirmmustbeparticipatinginacompetitivemarket.本題答案：【錯誤】24、【判斷題】Forafirmoperatinginacompetitivemarket,bothmarginalrevenueandaveragerevenueexceedthemarketprice.本題答案：【錯誤】25、【判斷題】Aprofit-maximizingfirminacompetitivemarketwillincreaseproductionwhenaveragerevenueexceedsmarginalcost.本題答案：【正確】26、【判斷題】Becausetherearemanybuyersandsellersinaperfectlycompetitivemarket,noonesellercaninfluencethemarketprice.本題答案：【正確】27、【判斷題】Whenanindividualfirminacompetitivemarketincreasesitsproduction,itislikelythatthemarketpricewillfall.本題答案：【錯誤】28、【判斷題】Whenanindividualfirminacompetitivemarketdecreasesitsproduction,itislikelythatthemarketpricewillrise.本題答案：【錯誤】29、【判斷題】Inacompetitivemarket,firmsareunabletodifferentiatetheirproductfromthatofotherproducers.本題答案：【正確】30、【判斷題】Firmsinacompetitivemarketaresaidtobepricetakersbecausetherearemanysellersinthemarket,andthegoodsofferedbythefirmsareverysimilarifnotidentical.本題答案：【正確】31、【判斷題】Thetwocharacteristicsofacompetitivemarketare1)manybuyersandsellersinthemarketand2)thegoodsofferedbythevarioussellersarehighlydifferentiated.本題答案：【錯誤】32、【判斷題】Firmsoperatinginperfectlycompetitivemarketstrytomaximizeprofits.本題答案：【正確】33、【判斷題】Afirm'sincentivetocomparemarginalrevenueandmarginalcostisanapplicationoftheprinciplethatrationalpeoplethinkatthemargin.本題答案：【正確】34、【判斷題】Firmsoperatinginperfectlycompetitivemarketsproduceanoutputlevelwheremarginalrevenueequalsmarginalcost.本題答案：【正確】35、【判斷題】Afirmiscurrentlyproducing100unitsofoutputperday.Themanagerreportstotheownerthatproducingthe100thunitcoststhefirm$5.Thefirmcansellthe100thunitfor$4.75.Thefirmshouldcontinuetoproduce100unitsinordertomaximizeitsprofits(orminimizeitslosses).本題答案：【錯誤】36、【判斷題】Afirmiscurrentlyproducing100unitsofoutputperday.Themanagerreportstotheownerthatproducingthe100thunitcoststhefirm$5.Thefirmcansellthe100thunitfor$5.Thefirmshouldcontinuetoproduce100unitsinordertomaximizeitsprofits(orminimizeitslosses).本題答案：【正確】37、【判斷題】Allfirmsmaximizeprofitsbyproducinganoutputlevelwheremarginalrevenueequalsmarginalcost;forfirmsoperatinginperfectlycompetitiveindustries,maximizingprofitsalsomeansproducinganoutputlevelwherepriceequalsmarginalcost.本題答案：【正確】38、【判斷題】Afirmoperatinginaperfectlycompetitiveindustrywillcontinuetooperateintheshortrunbutearnlossesifthemarketpriceislessthanthatfirm’saveragetotalcostbutgreaterthanthefirm’saveragevariablecost.本題答案：【正確】39、【判斷題】Afirmoperatinginaperfectlycompetitiveindustrywillcontinuetooperateintheshortrunbutearnlossesifthemarketpriceislessthanthatfirm’saveragevariablecostbutgreaterthanthefirm’saveragefixedcost.本題答案：【錯誤】單元測驗6：第五篇（非完全競爭市場）1、【單選題】Whichofthefollowingstatementsaboutoligopoliesisnotcorrect?本題答案：【Unlikemonopoliesandmonopolisticallycompetitivemarkets,oligopoliespricesdonotexceedtheirmarginalrevenues.】2、【單選題】Inthelanguageofgametheory,asituationinwhicheachpersonmustconsiderhowothersmightrespondtohisorherownactionsiscalleda本題答案：【strategicsituation.】3、【單選題】Ingeneral,gametheoryisthestudyof本題答案：【howpeoplebehaveinstrategicsituations.】4、【單選題】Whichofthefollowingstatementsiscorrect?本題答案：【Gametheoryisnotnecessaryforunderstandingcompetitiveormonopolymarkets.】5、【單選題】Inwhichofthefollowingmarketsarestrategicinteractionsamongfirmsmostlikelytooccur?本題答案：【themarketfortelecomservices】6、【單選題】Gametheoryisimportantforunderstandingwhichofthefollowingmarkettypes?本題答案：【oligoplisticbutnotperfectlycompetitivemarkets】7、【單選題】Inchoosingamongalternativecoursesofaction,Rajmustconsiderhowothersmightrespondtotheactionhetakes.Inthelanguageofgametheory,wesaythatRajmustthink本題答案：【strategically.】8、【單選題】Inanoligopoly,eachfirmknowsthatitsprofits本題答案：【dependonbothhowmuchoutputitproducesandhowmuchoutputitsrivalfirmsproduce.】9、【單選題】Adistinguishingfeatureofanoligopolisticindustryisthetensionbetween本題答案：【cooperationandselfinterest.】10、【單選題】Instudyingoligopolisticmarkets,economistsassumethat本題答案：【eacholigopolistcaresonlyaboutitsownprofit.】11、【單選題】Aspecialkindofimperfectlycompetitivemarketthathasonlytwofirmsiscalled本題答案：【aduopoly.】12、【單選題】Whichofthefollowingstatementsiscorrect?本題答案：【Allchoicesarecorrect.】13、【單選題】Anagreementamongfirmsinamarketaboutquantitiestoproduceorpricestochargeiscalled本題答案：【collusion.】14、【單選題】Amonopoly本題答案：【cansetthepriceitchargesforitsoutputbutfacesadownward-slopingdemandcurvesoitcannotearnunlimitedprofits.】15、【單選題】Becausemonopolyfirmsdonothavetocompetewithotherfirms,theoutcomeinamarketwithamonopoly本題答案：【isoftennotinthebestinterestofsociety.】16、【單選題】Thefundamentalsourceofmonopolypoweris本題答案：【barrierstoentry.】17、【單選題】Ifamonopolisthaszeromarginalcosts,itwillproduce本題答案：【theoutputatwhichtotalrevenueismaximized.】18、【單選題】Whichofthefollowingstatementsisnotcorrect?本題答案：【Partofthedeadweightlossassociatedwithmonopolyismeasuredbythemonopolist'seconomicprofit.】19、【單選題】Thebreakfastcerealindustry,withitsconcentrationratioof80%,wouldbestbedescribedasa(n)本題答案：【oligopoly.】20、【單選題】Whichmarketstructurewouldlikelyhavethehighestconcentrationratio?本題答案：【Monopoly】21、【單選題】Intheshortrun,afirmoperatinginamonopolisticallycompetitivemarketcanearn本題答案：【Alltheanswersarepossible.】22、【單選題】Asituationinwhichfirmschoosetheirbeststrategygiventhestrategieschosenbytheotherfirmsinthemarketiscalled本題答案：【aNashequilibrium.】23、【單選題】WhenanoligopolymarketreachesaNashequilibrium,本題答案：【afirmwillhavechosenitsbeststrategy,giventhestrategieschosenbyotherfirmsinthemarket.】24、【單選題】Tobesuccessful,acartelmust本題答案：【agreeonthetotallevelofproductionandontheamountproducedbyeachmember.】25、【單選題】Agroupoffirmsthatactinunisontomaximizecollectiveprofitsiscalleda本題答案：【cartel.】26、【判斷題】Afirminamonopolisticallycompetitivemarketcanearnbothshort-runandlong-runprofits.本題答案：【錯誤】27、【判斷題】Inthelongrun,monopolisticallycompetitivefirmsproducewheredemandequalsmarginalcost.本題答案：【錯誤】28、【判斷題】Monopolisticallycompetitivefirms,likemonopolyfirms,maximizetheirprofitsbychargingapricethatexceedsmarginalcost.本題答案：【正確】29、【判斷題】Monopolisticcompetitionischaracterizedbyafewsellersofferingsimilarproducts,whereasoligopolyischaracterizedbymanysellersofferingdifferentiatedproducts.本題答案：【錯誤】30、【判斷題】Productdifferentiationalwaysleadstosomemeasureofmarketpower.本題答案：【正確】31、【判斷題】Monopolisticcompetitionistheonlymarketstructurethatfeaturesmanysellers.本題答案：【錯誤】32、【判斷題】Themarketforwheatismostlikelyconsideredamonopolisticallycompetitivemarket.本題答案：【錯誤】33、【判斷題】Monopolisticcompetitionischaracterizedbymanybuyersandsellers,productdifferentiation,andfreeentry.本題答案：【正確】34、【判斷題】Thecompetitioninmonopolisticallycompetitivemarketsismostlik