4Imre Fertoe, L. J. Hubbard. Revealed Comparative Advantage and Competitiveness in Hungarian Agri - Food Sectors [ J ]. The world Economy,2003,26 (2) :247 - 259.
5Baler S. L. and Bergstrand J. H. Do flee trade agreements actually in- crease members' international trade?. Journal of International Eco- nomics,2007,71( 1):72-95.
6Bayoumi,T.and Eichengreen,B. Is regionalism simply a diversion? Evi- dence from the EU and EFTA.in T.Ito and A.Krueger.,eds, 'Re- gionalism versus multilateral trade arrangements ' .University of Chi- cago Press. Chicago. 1998.
7Cheng I.H. and Wall H. J. Controlling for heterogeneity in gravity models of trade and integration. Federal Reserve Bank of St.Louis Review, 2005,87(1):49-63.
8Eicher, T.,Henn,C.and Papageorgiou,C. Trade creation and divemion revisited:Accounting for model uncertainty and natural trading part- ner effects.Working Paper.International Monetary Fund. 2008.
9Ghosh,S.and Yamarik,S. Are regional trading arrangements trade creat- ing?An application of extreme bounds analysis.Journal of Internation- al Economics,2004,63 (2) :369-395.
10Krugman, P. The Move Toward Free Trade Zones, in Policy Implica- tions of Trade and Currency Zones, A Symposium Sponsored by the Federal Reserve Bank of Kansas CityJackson Hole, Wyoming, August1991 : 22-24.