国际经济学试题珍藏版.ppt

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1、InternationalEconomicsChapter8ThePoliticalEconomyofTradePolicyMainContentsThetheoryofSecondBestThetermsoftradeargumentforatariffThedomesticmarketfailureargumentagainstfreetradeGamebetweennations-----prisoner’sdilemmaⅠ.TheSecondBestTheory--------ageneralbas

2、isforprotectionismⅰ.AGraphicExampleJ.Viner1950J.E.Meade1955ⅱ.GeneralizedAnalysisonTradePolicyR.G.LipseyandK.Lancaster1956HTABCDEAGraphicExample:TheSecondBestDifferencesBestworldSecondbestworldrestrictsPerfectcompetition,perfectinformation,etc.Similartother

3、ealworlddistortionsP=MB=MC=SMC=SMCSMC>P,SMR>P,etc.DifferencesbetweentwoworldsⅡ.Thetermsoftradeargumentforatariffⅰ.thedualeffectsofatariffonthewelfareTermsoftradewillbeimproved.Production/consumptiondistortionlosswillbeproduced.abcS1S2D2D1QPPTPWP*TThenetcos

4、tsofatariff=a+b－cSDⅱ.ThetermsoftradeargumentInsomecases,thetermsoftradebenefitsofatariffoutweighitscosts.1optimumprohibitiveTariffratetariffs,t0tariffrate,tPNationalwelfareⅢ.Thedomesticmarketfailureargumentagainstfreetradedomesticmarketfailuredefectsoflabo

5、r/capitalmarkettechnologicalspilloversothersPSDQPW+tDollarsQS1S2PWS1S2D2D1Marginalsocialbenefitabc(5years,5years)(10years,3months)(3months,10years)(1years,1years)JAFreetradeprotectionFreetrade+10+10+20--10protection--10+20--5--5