国际经济学图表.docx

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?