6.Antweiler, Werner, Brian R. Copeland, and M. Scott Taylor, Is Free Trade Good for the Environment? American Economic Review, Vol.91, No.4, 2001, pp.877-908.
[7]
7.Ayres,R.U., and A.V Kneese, Production, Consumption and Externalization. American Economic Review, Vol.59, No.3, 1969, pp.282-297.
[8]
8.Copeland, Brain R. And M. Scott Taylor, North-South Trade and the Environment. Quarterly Journal of Economics, Vol.109, No.3, 1994, pp.755-787.
[9]
9.Copeland, Brain R. and M. Scott Taylor, Trade and Trans-boundary Pollution. American Economic Review, Vol.85, No.4, 1995, pp.716-737.
[10]
10.Cui, Jingbo, Induced Clean Technology Adoption and Trade with Heterogeneous Firms, Environmental Economics and International Trade. Iowa State University: Department of Economics, 2012.
[11]
11.Cropper,M., and C. Griffiths, The Interaction of Populations,Growth and Environmental Quality. American Economic Review, Vol.84, 1994, pp.250-254.
[12]
12.Chichilnisky G., North-south Trade and the Global Environment. American Economic Review, Vol.84, No.4,1994, pp.851-874.
[13]
13.Dixit, Avinash K. and Joseph E. Stiglitz, Monopolistic Competition and Optimum Product Diversity. American Economic Review, Vol.67, No.3, 1977, pp.297-308.
[14]
14.Gilligan D.O., Hoddinott J., Using Community Targeting to Provide Drought Fe-lief:Evidence from Ethiopia.Washington D.C.: International Food Policy Research Institute, 2006.
[15]
15.Jeffrey A. Frankel Andrew K. Rose, Is Trade Good or Bad for the Environment? Sorting Out the Causality. Working Paper, National Bureau of Economic Research, 2005.
[16]
16.Joseph C.H., Chai, Trade and Environment:Evidence from China's Manufacturing Sector. Working Paper, No.42, 2000.
[17]
17.Melitz, Mark J., The Impact of Trade on Intro-Industry Reallocation and Aggregate Industry Productivity. Econometric, Vol.71, No.6, 2003, pp.1695-1725.
[18]
18.Mukhopadhyay K.,Impact of Trade on Energy Use and Environment in India: An Input-Output Analysis. Input-Output and General Equilibrium: Data, Modeling, and policy Analysis, September 2-4, 2004.
[19]
19.Rosenbaum P., Rubin D., The Central Role of the Propensity Score in Observational Studies for Causal Effects. Biometric, Vol.70, 1983, pp.41-55.
[20]
20.Rosenbaum P., Rubin D., Constructing a Control Group Using Multivariate Matched Sampling Methods that Incorporate the Propensity. American Statistician, Vol.39, No.1, 1985, pp.33-38.
[21]
21.Smith, J., and Todd, P., Does Matching Overcome LaLonde's Critique of Nonexperimental Estimators. Journal of Econometrics, Vol.125, No.1, 2005, pp.305-353.
