4TINBERGEN J. Int emational Economic Integration Amser- dam: [ M]. Elsevier .. 1954.
5BALASSA B. The Theory of Economic Integration Homew ood[M]. Irwin . 1961.
6JACOB VINER. The Customs Unionls Issue [ M ]. New Yor k : Carnegie Endowment for International Peace 1950.
7MACHLUP FRITZ. A Histroy of Thought on Economic Inte- gration[ M]. Macmillan, 1979.
8PINDER J T. he case for economic integration [ J ]. Journal of Common Market Studies, 1965,3 (3) :246 - 259.
9WINTERS L, A. CHANG W. Regional integration andim- port prices : An empirical investigation , Journal of Intema- tional Economics,2000,51 (2) : 363 - 377.
10ASIA I F A S. Infrastructure for a Seamless Asia[ R]. Asi- an Development Bank, 2009.