1Antweiler, W. ; Copeland, B. R. and Taylor, M. S. "Is Free Trade Good for the Environment?" American Economic Review,91,2001 ,pp. 877 -907.
2Copeland B R, Taylor M S. North - South Trade and the Environment. [ J]. Quarterly Journal of Economics, 1994, 109(3) :755 -787.
3Taylor M S, Copeland B R. Trade, Growth, and the Environ- ment [ J ]. Journal of Economic Literature, 2004,42 ( 1 ) : pags. 7 - 71.
4Grossman G M, Krueger A B. Environmental Impacts of a North American Free Trade Agreement [ J]. Papers, 1992, 8(2) :223 -250.
5Grossman, G. M. and Krueger, A. B. "Economic Growth and the Environment. " Quarterly Journal of Economics, 1995,110,pp. 353-377.
6Porter M E, Linde C V D. Toward a New Conception of the Environment - Competitiveness Relationship. [ J]. Journal of Economic Perspectives, 1995,9 (4) : 97 - 118.