1Alesina.Alberto.Barro.Robert J.and Tenreyro,Silvana.Optimum Currency Areas[M]NBER Working Paper,2002
2Buiter.illem H.and Sibert.C.Anne.Transition Issues for the European Monetary Union[M]NBER Working Paper,No.6292,November,1997
3McKinnon,Ronald.The International Dollar Standard and the Sustainability of the U.S.Current Account Deficit[J].Brookings papers on economic activity,2001
