国际经济学作业答案第三章Word文档格式.docx
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国际经济学作业答案第三章Word文档格式.docx
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(b)eachcountryenjoyssuperiortermsoftrade.
(c)eachcountryhasamoreelasticdemandfortheimportedgoods.
(d)eachcountryhasamoreelasticsupplyforthesuppliedgoods.
(e)Both(c)and(d).
A
3.TheRicardiantheoryofcomparativeadvantagestatesthatacountryhasacomparativeadvantage
inwidgetsif
(a)outputperworkerofwidgetsishigherinthatcountry.
(b)thatcountry’sexchangerateislow.
(c)wageratesinthatcountryarehigh.
(d)theoutputperworkerofwidgetsascomparedtotheoutputofsomeotherproductishigherinthatcountry.
(e)Both(b)and(c).
D
4.Inordertoknowwhetheracountryhasacomparativeadvantageintheproductionofoneparticularproductweneedinformationonatleast____unitlaborrequirements
(a)one
(b)two
(c)three
(d)four
(e)five
5.Acountryengagingintradeaccordingtotheprinciplesofcomparativeadvantagegainsfromtradebecauseit
(a)isproducingexportsindirectlymoreefficientlythanitcouldalternatively.
(b)isproducingimportsindirectlymoreefficientlythanitcoulddomestically.
(c)isproducingexportsusingfewerlaborunits.
(d)isproducingimportsindirectlyusingfewerlaborunits.
B
6.Giventhefollowinginformation:
UnitLaborRequirements
Cloth
Widgets
Home
10
20
Foreign
60
30
(a)Neithercountryhasacomparativeadvantage.
(b)Homehasacomparativeadvantageincloth.
(c)Foreignhasacomparativeadvantageincloth.
(d)Homehasacomparativeadvantageinwidgets.
(e)Homehasacomparativeadvantageinbothproducts.
7.IfitisascertainedthatForeignusesprison-slavelabortoproduceitsexports,thenhomeshould
(a)exportcloth.
(b)exportwidgets.
(c)exportbothandimportnothing.
(d)exportandimportnothing.
(e)Alloftheabove.
8.IftheHomeeconomysufferedameltdown,andtheUnitLaborRequirementsineachoftheproductsquadrupled(thatis,doubledto30forclothand60forwidgets)thenhomeshould
9.IfwagesweretodoubleinHome,thenHomeshould:
10.Iftheworldequilibriumpriceofwidgetswere4Cloths,then
(a)bothcountriescouldbenefitfromtradewitheachother.
(b)neithercountrycouldbenefitfromtradewitheachother.
(c)eachcountrywillwanttoexportthegoodinwhichitenjoyscomparativeadvantage.
(d)neithercountrywillwanttoexportthegoodinwhichitenjoyscomparativeadvantage.
(e)bothcountrieswillwanttospecializeincloth.
11.Giventhefollowinginformation:
NumberofUnitsProducedbyoneUnitofLabor
(d)Foreignhasacomparativeadvantageinwidgets.
12.TheopportunitycostofclothintermsofwidgetsinForeignisifitisascertainedthatForeignusesprison-slavelabortoproduceitsexports,thenhomeshould
13.IfwagesweretodoubleinHome,thenHomeshould
14.Iftheworldequilibriumpriceofwidgetswere4Cloths,then
15.Iftheworldequilibriumpriceofwidgetswere40cloths,then
16.Inatwoproducttwocountryworld,internationaltradecanleadtoincreasesin
(a)consumerwelfareonlyifoutputofbothproductsisincreased.
(b)outputofbothproductsandconsumerwelfareinbothcountries.
(c)totalproductionofbothproductsbutnotconsumerwelfareinbothcountries.
(d)consumerwelfareinbothcountriesbutnottotalproductionofbothproducts.
(e)Noneoftheabove
17.Asaresultoftrade,specializationintheRicardianmodeltendstobe
(a)completewithconstantcostsandwithincreasingcosts.
(b)completewithconstantcostsandincompletewithincreasingcosts.
(c)incompletewithconstantcostsandcompletewithincreasingcosts.
(d)incompletewithconstantcostsandincompletewithincreasingcosts.
18.Asaresultoftradebetweentwocountrieswhichareofcompletelydifferenteconomicsizes,specializationintheRicardian2X2modeltendstobe
(a)incompleteinbothcountries
(b)completeinbothcountries
(c)completeinthesmallcountrybutincompleteinthelargecountry
(d)completeinthelargecountrybutincompleteinthesmallcountry
19.AnationengagingintradeaccordingtotheRicardianmodelwillfinditsconsumptionbundle
(a)insideitsproductionpossibilitiesfrontier.
(b)onitsproductionpossibilitiesfrontier.
(c)outsideitsproductionpossibilitiesfrontier.
(d)insideitstrade-partner’sproductionpossibilitiesfrontier.
(e)onitstrade-partner’sproductionpossibilitiesfrontier.
20.IntheRicardianmodel,ifacountry’stradeisrestricted,thiswillcauseallexceptwhich?
(a)Limitspecializationandthedivisionoflabor.
(b)Reducethevolumeoftradeandthegainsfromtrade
(c)Causenationstoproduceinsidetheirproductionpossibilitiescurves
(d)Mayresultinacountryproducingsomeoftheproductofitscomparativedisadvantage
21.IfaverysmallcountrytradeswithaverylargecountryaccordingtotheRicardianmodel,then
(a)thesmallcountrywillsufferadecreaseineconomicwelfare.
(b)thelargecountrywillsufferadecreaseineconomicwelfare.
(c)thesmallcountryonlywillenjoygainsfromtrade.
(d)thelargecountrywillenjoygainsfromtrade.
22.IftheworldtermsoftradeforacountryaresomewherebetweenthedomesticcostratioofHandthatofF,then
(a)countryHbutnotcountryFwillgainfromtrade.
(b)countryHandcountryFwillbothgainfromtrade.
(c)neithercountryHnorFwillgainfromtrade.
(d)onlythecountrywhosegovernmentsubsidizesitsexportswillgain.
23.IftheworldtermsoftradeequalthoseofcountryF,then
24.Iftheworldtermsoftradeequalthoseofcountry,Fthen
E
25.Ifaproductionpossibilitiesfrontierisbowedout(concavetotheorigin),thenproductionoccursunderconditionsof
(a)constantopportunitycosts.
(b)increasingopportunitycosts.
(c)decreasingopportunitycosts.
(d)infiniteopportunitycosts.
26.Iftheproductionpossibilitiesfrontierofonethetradepartners(“CountryA”)isbowedout(concavetotheorigin),thenincreasedspecializationinproductionbythatcountrywill
(a)Increasetheeconomicwelfareofbothcountries.
(b)IncreasetheeconomicwelfareofonlyCountryA.
(c)DecreasetheeconomicwelfareofCountryA.
(d)DecreasetheeconomicwelfareofCountryB.
27.Iftwocountrieshaveidenticalproductionpossibilityfrontiers,thentradebetweenthemisnotlikelyif
(a)theirsupplycurvesareidentical.
(b)theircostfunctionsareidentical.
(c)theirdemandconditionsidentical.
(d)theirincomesareidentical.
28.Iftwocountrieshaveidenticalproductionpossibilityfrontiers,thentradebetweenthemisnotlikelyif
(c)theirdemandfunctionsdiffer.
29.Theearlieststatementoftheprincipleofcomparativeadvan
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- 国际 经济学 作业 答案 第三