Environmental Effects of Tax Differentiation by Vehicle Characteristics: Results from Costa Rica, The 01 January 2000
Market and Policy Incentives for Livestock Production and Watershed Protection in Arenal, Costa Rica 01 January 1999
Economic Incentives for Watershed Protection: A report on an ongoing study of Arenal, Costa Rica 01 January 1995
Economic value of species information and its role in biodiversity conservation: Costa Rica's national biodiversity institute 01 January 1993
