5Jalal, K. F., 1993. "Sustainable Development, Environment and Poverty." Asian Development Bank, Occasional Papers.
6Panayotou, T., 1995. Environmental Degradation at Different Stages of Economic Development Livehoods in the Third World. London:Press,1995.
7World Bank. China: Environmental Strategy Paper. New York:Oxford University Press, 1992.
8Orr, L., 1976. "Incentive for hmovation as the Basis for Effluent Charge Strategy." American Economic Review,66, pp. 441 - 447.
9Porter,M E., 1990. The Competitive Advantage of Nations. NewYork: Free Press.
10Porter, M. E. and Van der Linde, C., 1995. "Toward A New Conception of the Environment - competitiveness Relationship. " Journal of Economic Perspeet, 9,pp.97- 118.