習(xí)題國際經(jīng)濟(jì)學(xué)

HomeworkforInternationalEconomicsHomeworkforInternationalEconomicsDueat2015.5.41.Thefollowingfigureisabouteffectsoftariff.Dueat2015.5.41.Thefollowingfigureisabouteffectsoftariff. Sd+wisthesupplylineforthecountryinfreetrade.Sd+w+tisthesupplylineforthecountryafterthegovernmentimposestariff.Whatisthequantityoftariffimposedoneachauto? Ifeachautoproduceddomesticallyuses20%importedmaterialonwhichthegovernmentimposes50%tariff.Calculatetheeffectivetariffrateofautos. Whatisthequantityofautoimportsinfreetrade?Aftertariff,whatisthequantityofautoimportsthen? AmongAreaA,AreaB,AreaCandAreaD,pointoutrevenueeffect,consumptioneffect,redistributiveeffectandprotectiveeffect.Calculatethevalueofthem.Whichareasaredeadweightlossforthecountryandinwhatquantity?2.Supposetheworldpriceis$3infreetrade.CountryXnowimpose$2tariffoneachimportedgood.2.Supposetheworldpriceis$3infreetrade.CountryXnowimpose$2tariffoneachimportedgood.(1)Whatisthequantityimported?(1)Whatisthequantityimported?inSupposethecountryimposesimportquotainthesamequantityofimportSupposethecountryimposesimportquotainthesamequantityofimportaseefmarketsize. tseef?tseydydisthequantityimported? Ifitwereinthecaseoftariff,whatisthequantitysupplieddomesticallyandwhatisthequantityimported?ThedemandcurveshiftsrightwardtoD’duetoen(4)When(4)Whendomesticdemandbecomesstronger,whichprovidebetterprotectionfordomesticfirms,tarifforquota?3.3.Explainthefourmaintypesofregionaltradingarrangements:freetradearea,customsunion,commonmarketandeconomicunion.marketandeconomicunion.4.Supposetherearethreecountries:A,B,andC.Aistheworldhigh-costproducerofbeer,andthat4.Supposetherearethreecountries:A,B,andC.Aistheworldhigh-costproducerofbeer,andthatinitiallyAprotectsitsproducerwithanadvaloremtariffof100percentagainstallforeignproducers.Supposethat,initiallyAprotectsitsproducerwithanadvaloremtariffof100percentagainstallforeignproducers.Supposethat,inautarky,beerwouldcost$5perbottleinA,andBwouldbewillingtoexportbeertoAfor$2perbottle,whileC,thelow-costworldproducer,iswillingtoexportbeeratapriceof$1.5perbottle.(1)FromwhichcountrywillAimportbeer?WhatisthepricefacedbyA’sconsumers?Whatisthequantityimportedandwhatisthevalueofgovernment’stariffrevenue?SupposenowCountryAformsacustomsunionwithCountryB.(2)WhatisthepricefacedbyA’sconsumers?Whatisthequantityimportedthen?(3)Calculatethevalueoftradecreationeffectandoftradediversioneffect.(1)FromwhichcountrywillAimportbeer?WhatisthepricefacedbyA’sconsumers?Whatisthequantityimportedandwhatisthevalueofgovernment’stariffrevenue?SupposenowCountryAformsacustomsunionwithCountryB.(2)WhatisthepricefacedbyA’sconsumers?Whatisthequantityimportedthen?(3)Calculatethevalueoftradecreationeffectandoftradediversioneffect.(4)DoesCountryAbenefitorlosefromitsformingcustomsunionwithB?5.Whataredynamiceffectsofcustomsunion?HomeworkforInternationalEconomicsDueat2014.11.21Thefollowingfigureisabouteffectsoftariff.Figure Figure EffectsofTariffPriceofAutos($)Sd1300Sd+w+t1000ABCDSd+wDd05080120160QuantityofAutosSd+wisthesupplylineforthecountryinfreetrade.Sd+w+tisthesupplylinethecountryafterthegovernmentimposestariff.Whatisthequantityoftariffimposedoneachauto?300Ifeachautoproduceddomesticallyuses20%importedmaterialonwhichgovernmentimposes50%tariff.Calculatetheeffectivetariffrateofautos.ERP=(0.3-0.2*0.5)/(1-0.2)=0.25Whatisthequantityofautoimportsinfreetrade?Aftertariff,whatistheofautoimportsthen?Importinfreetrade:160-50=110;Importaftertariff:120-80=40AmongAreaA,AreaB,AreaCandAreaD,pointoutrevenueeffect,consumptioneffect,redistributiveeffectandprotectiveeffect.Calculatetheofthem.AreaA(redistributiveeffect):0.5*(50+80)*300=19500AreaB(protectiveeffect):0.5*(80-50)*300=4500AreaC(revenueeffect):(120-80)*300=12000AreaD(consumptioneffect):0.5*(160-120)*300=6000Whichareasaredeadweightlossforthecountryandinwhatquantity?AreaB+AreaD:4500+6000=10500Supposetheworldpriceis$3infreetrade.CountryXnowimpose$2tariffonimportedgood.Whatisthequantityimported?110-50=60Supposethecountryimposesimportquotainthesamequantityofimportasincaseoftariff.Thedemandcurveshiftsrightwardtoduetoenlargedmarketsize.WhatisthevalueofQ1?Whatisthequantitysupplieddomesticallyandwhatthequantityimported?Q1=70+Quota=70+60=130Quantitysupplieddomestically:70Quantityimported:=Quota=60Ifitwereinthecaseoftariff,whatisthequantitysupplieddomesticallyandwhatisthequantityimported?Quantitysupplieddomestically:50Quantityimported:=170-50=120Whendomesticdemandbecomesstronger,whichprovidebetterprotectiondomesticfirms,tarifforquota?quotaExplainthefourmaintypesofregionaltradingarrangements:freetradecustomsunion,commonmarketandeconomicunion.Refertothetextbook.Supposetherearethreecountries:A,B,andC.Aistheworldhigh-costproducerbeer,andthatinitiallyAprotectsitsproducerwithanadvaloremtariffof100percentagainstallforeignproducers.Supposethat,inautarky,beerwouldcost$5perbottleinA,andBwouldbewillingtoexportbeertoAfor$2perbottle,whileC,thelow-costworldproducer,iswillingtoexportbeeratapriceof$1.5perbottle.FromwhichcountrywillAimportbeer?WhatisthepricefacedbyA’sconsumers?Whatisthequantityimportedandwhatisthevalueofgovernmenttariffrevenue?C; Price:3; Import:90-50=40; Tariffrevenue:(90-50)*(3-1.5)=60SupposenowCountryAformsacustomsunionwithCountryB.WhatisthepricefacedbyA’sconsumers?Whatisthequantityimportedthen?Price:2; Import:100-40=60CalculatethevalueoftradecreationeffectandoftradediversionTradecreationeffect(b+d):0.5*(50-40)*(3-2)+0.5*(100-90)*(3-2)=10Tradediversioneffect(e):(90-50)*(2-1.5)=20DoesCountryAbenefitorlosefromitsformingcustomsunionwithloseWhataredynamiceffectsofcustomsunion?Refertothetextbook.HomeworkforInternationalEconomicsMar.16,2015(DueatMar.23)1.WhatareHomeworkforInternationalEconomicsMar.16,2015(DueatMar.23)1.WhataretheconclusionsofMercantili**,thetheoryofabsoluteadvantageandthetheoryofcomparativeadvantage?(Answerbriefly)2.Readthefollowingtableandanswerquestionsbasedonanalysis.OutputPossibilitiesforU.S.andIndiaOutputperWorkerperDayCountryUnitedStatesIndiaTonsof6020TV4020(1)WhatistheopportunitycostofoneTVinIndia?(1)WhatistheopportunitycostofoneTVinIndia?(2)WhichnationhascomparativeadvantageinproducingTV?(3)Accordingtotheprincipleofcomparativeadvantage,whichnationshouldexportsteel?(4)Withinternationaltrade,whatwouldbethemaximumnumberofTVthatIndiawouldbewillingtoexporttoUnitedStatesinexchangeforatonofsteel?(2)WhichnationhascomparativeadvantageinproducingTV?(3)Accordingtotheprincipleofcomparativeadvantage,whichnationshouldexportsteel?(4)Withinternationaltrade,whatwouldbethemaximumnumberofTVthatIndiawouldbewillingtoexporttoUnitedStatesinexchangeforatonofsteel?3.ThefollowingfiguresshowtheproductionpossibilitiesfrontiersoftheU.S.andChina.Giventhe3.ThefollowingfiguresshowtheproductionpossibilitiesfrontiersoftheU.S.andChina.Giventheinformationinthefigures,analyzeandanswerquestions.(1)Beforespecializationandtrade,whataretheproductionmixesoftheU.S.andChina?informationinthefigures,analyzeandanswerquestions.(1)Beforespecializationandtrade,whataretheproductionmixesoftheU.S.andChina?(2)Whichcountry(2)Whichcountryhascomparative advantageiniPadproductionandwhichcountryhascomparativeadvantageinclothproduction?(3)Afterspecialization,whatadvantageinclothproduction?(3)Afterspecialization,whataretheproductionmixesoftheU.S.andChina?AndwhataretheconsumptionmixesoftheU.S.andChina?(4)WhichgoodandhowmanyunitsdoesU.S.export?WhichgoodandhowmanyunitsdoesChinaexport?(5)WhatistheexchangeratioofclothforiPad?(6)Showthetradingtrianglesinthefigures.4.4.ThefollowingfigureshowstheoffercurvesoftheU.S.andChina.Giventheinformationinthefigures,analyzeandanswerquestions.(1)Supposeanalyzeandanswerquestions.(1)SupposetheU.S.exportsiPadandimportsclothwhileChinaexportsclothandimportsiPad.WhichisChina’soffercurve,OCorOC?AndwhichistheU.S.offercurve?III(2)SupposethetermsoftradeareTOT,