7Runge C F, Myers R J. Shifting foundations of agricultural policy analysis: welfare economics when risk markets are incomplete[ J ]. American Journal of Agricultural Economics, 1995(12): 1010-1016.
二级参考文献7
1The United Nations World Water Development Reports 3,联合国教科文组织.2009.
2Green Tech made in Germany 2.0- Umwehtechnologie -Atlas fur Deutschland,德国联邦环境部,2009.