篇名：Pollution-Reducing and Resource-Saving Technological Progress
作者：Nelissen, D., Requate, T
期刊：International Journal of Agricultural Resources Governance and Ecology
卷期：2007 6(1): p. 5-44.
链接：http://inderscience.metapress.com/app/home/contribution.asp?referrer=parent&backto=issue,1,7;journal,5,19;linkingpublicationresults,1:110835,1

不是working paper.
谢谢拉