Luis Cifuentes is a professor at Catholic University, Chile. Alan Krupnick is a Senior Fellow at Resources for the Future (RFF). Raúl O’Ryan is a professor at the University of Chile. Michael Toman is in the Environment Division of the Sustainable Development Department, IADB.This working paper is being published with the objective of contributing to the debate on a topic of importance to the region, and to elicit comments and suggestions from interested parties. This paper has not undergone consideration by the SDS Management Team. As such, it does not reflect the official position of the Inter-American Development Bank. The report can be downloaded at: http://www.iadb.org/sds/env

Luis A. Cifuentes

Alan J. Krupnick

Raúl O’Ryan

Michael A. Toman