Equitable Provision of Long-Term Public GoodsThe role of Negotiation Mandates

First draft: January 2001 This version: June 17, 2003 The authors are grateful to Roger Guesnerie, Tarik Tazdait, and the participants of a seminar on climate change economics at College de France in April 2002 for helpful comments on an earlier version of this manuscript. Any remaining error are the authors'. The views expressed in this paper do not necessarily represent the views of the World Bank, its executive directors, or the countries they represent.