[1] Grossman G M, Krueger A B. Environmental impacts of a north american free trade agreement[D]. National Bureau of Economic Research Working Paper(1991).

[2] Grossman G M, Krueger A B. Economic growth and the environment[D]. Quarterly Journal of Economics, 110, 353-377(1995).

[3] Panayotou T. Empirical tests and policy analysis of environmental degradation at different stages of economic development[D]. World Employment Programme Research Working Paper(1993).

[39] Zhang W, Bao S. Created unequal: China's regional pay inequality and its relationship with mega-trend urbanization[D]. Applied Geography, 61, 81-93(2015).

[42] Moran P A P. Notes on continuous stochastic phenomena[D]. Biometrika, 37, 17-23(1950).

[43] Anselin L. Local indicators of spatial association: LISA[D]. Geographical Analysis, 27, 93-115(1995).

[48] List J A, Catherine Y Co. The effects of environmental regulations on foreign direct investment[D]. Journal of Environmental Economics and Management, 40, 1-20(2000).

[51] Lee M D P. Does ownership form matter for corporate social responsibility? A longitudinal comparison of environmental performance between public, private, and joint-venture firms[D]. Business and Society Review, 114, 435-456(2009).