国际经济学图表.docx
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国际经济学图表.docx
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国际经济学图表
四20point
1whatrespecttoTable2.5,indicateineachcasethecommodityinwhicheachnationhasacomparativeadvantageordisadvantage
CaseACaseBCaseCCaseD
U.S.
U.K.
U.S.
U.K.
U.S.
U.K.
U.S.
U.K.
4W
1W
4W
1W
6W
3W
6W
3W
1C
2C
3C
2C
4C
2C
4C
2C
Table2.5
2whatrespecttoTable2.5,indicateineachwhetherornottradeispossibleandthebasisfortrade
3SupposethatinCaseBinTable2.5theU.S.exchanges4Wfor4CwithUK
(a)howmuchdoestheU.Sgain?
(b)howmuchdoestheU.Kgain?
(c)whatistherangeformutuallybeneficialtrade?
(d)howmuchworldeachnationgainiftheyexchanges4Wfor4Cinstead?
4answerthefollowingquestionswithreferencetoproblem5
(a)whatisdollarpriceofwheatandclothintheUKiftheexchange
Ratebetweenthepoundandthedollaris£1=$2?
wouldtheUSbeabletoexportwheattotheUKatthisexchangerate?
WouldUKbeabletoexportclothtotheUSatthisexchangerate?
(b)whatiftheexchangeratebetweenthedollarandthepoundwere£1=$4?
(c)whatiftheexchangeratewere£1=$1
(d)whatistherangeofexchangeratethatwillallowtheUSto
exportwheattotheUKandtheUKtoexportclothtotheUS?
5Ononesetofaxes,sketchacommunityindifferencecurvetangenttothefairlyflatsectionofaconcaveproductionfrontier.Onasecondsetofaxes,sketchanother(different)communityindifferencecurvetangenttothefairlysteepportionofanother(different)concaveproductionfrontier.
6Supposethatthetermsoftradeofanationimprovedfrom100to110overagivenperiodoftime
(a)byhowmuchdidtheteamsoftradeofitstradepartnerdeteriorate?
(b)inwhatsensecanthisbesaidtobeunfavorabletothetrade
Partner?
Doesthismeanthatthewelfareofthetradepartner
Hasdefinitelydeclined?
7ifyouhavetraveledtopoordevelopingcountries,youwillhavenoticethatpeoplethereconsumeverydifferentgoodsandservices
thanUSconsumer.doesthismeanthattastesindevelopingcountriesareverydifferentfromUStastes?
explain?
8findthedegreeofIntra-industrytradeifexportsandimports
are,respectively,
a)1000and1000
b)1000and750
c)1000and500
d)1000and25
e)1000and0
9Drawafiguresimilartofigure8.1fornation1butwiththequantityofcommodityYonthehorizontalaxisandthedollarpriceofYontheverticalaxis.DrawSyfornation1,identicaltoSxfornation2infigure8.1,but.DrawDyfornation1crossingtheverticalaxisatPy=$8andthehorizontalaxisat80Y,finally,assumethatPy=$1underfreetradeandthatnation1thenimposesa100percentadvaloremimportanttariffoncommodityY.withregardtoyourfigure,indicatethefollowingfornation1:
(1)Thelevelofconsumption,production,andimportsofcommodityY.atthefreetradepriceofPy=$1
(2)Thelevelofconsumption,production,andimportsofcommodityYafternation1imposesthe100percentadvaloremtariffoncommodityY
(3)whataretheconsumption,production,trade,andrevenueeffects
ofthetariff?
10Calculatetherateofeffectiveprotectionwhent(thenominaltariffonthefinalcommodity)is40percent,Ai(Theratioofthecosttheimportedinputtothepriceofthefinalcommodityintheabsenceoftariff)is0.5,andTi(thenominaltariffontheimportedinput)is40percent
11forthegiveninproblem4,recalculategwiththefollowingvaluesofTi;
(1)Ti=20percent
(2)Ti=0
(3)Ti=80percent
(4)Ti=100percent
12StartingwithDxandSxandPx=$1withfreetradeinfiguer9.1,analyzethepartialequilibriumeffectsofanimportquotaof30XifDxshiftsdowntoDx’’insuchawaythatDx’’isparalleltoDxandcrossesSxatPx=$2.5
13StartingwithDxandSxandPx=$1withfreetradeinfiguer9.1,analyzethepartialequilibriumeffectsofanimportquotaof30XifSxshiftsuptoSx’(paralleltoSx)andcrossesDxatPx=$3.5
14SupposethattheautarkypricesofcommodityXinNationA,BandCarethesameasinproblem1,andtheNationAistoosmalltoaffectpricesinnationsBandCbytrading.IfNationAinitiallyimposesanondiscriminatoryadvaloremtariffof50percent(ratherthan100percent)onimportsofcommodityXfromNationsBandCwillNationAproducecommodityXdomesticallyorimportitfromNationBorNationC?
IFNationAimposesa100percentadvaloremtariffonimportsofcommodityXfromNationsBandCwillNationAwillproducecommodityXdomesticallybecausethedomesticpriceofcommodity
Xis$10,ascomparedwiththetariff-inclusivepriceof$16ifNation
AimportedofcommodityXfromNationsBand$12ifNation
AimportedofcommodityXfromNationsC.
15Drawafigureillustratingtheeffectsofatrade-creatingcustomsunion?
16Measurethewelfaregainofanationjoiningthiscustomsunion.?
17Drawafigureillustratingtheeffectsofatrade-divertingcustomsunionthatreducesthewelfareofanationjoiningit?
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