Part 1: Framing the Problem. 1. Biodiversity conservation and economic development: the policy problem; C.A. Perrings, K.-G. Maler, C. Folke, C.S. Holling, B.O. Jansson. 2. Biodiversity conservation and economic development: local and global dimensions; D.W. Pearce, C.A. Perrings. Part 2: Understanding Biodiversity Change. 3. Population extinction and the biodiversity crisis; G.C. Daily, P.R. Ehrlich. 4. Diversity conservation in relation to fisheries in the Baltic Sea; M. Hammer. 5. Rangeland ecology: managing change in biodiversity; B.H. Walker. 6. Biodiversity, natural resource accounting and environmental monitoring; M.S. Common, T.W. Norton. Part 3: The Valuation of Biodiversity. 7. Modeling the value of biodiversity using a production function approach; U. Narain, A. Fisher. 8. Valuation of a marine resource; J. Dixon, L. Scura, T. van 't Hof. 9. Tropical wetland values and environmental functions; E.B. Barbier. 10. Valuation and the management of biological diversity; M. Munasinghe. Part 4: The Impact of Economic Policy. 11. Environmental impact of governmental policies and external shocks in Botswana: a computable general equilibrium model approach; L. Unemo. 12. A dynamic CGE model of deforestation in Costa Rica; A.B. Persson. 13. The timber trade as a cause of tropical deforestation; J.C. Burgess. 14. Sustainable use of tropical forests in South-East Asia; T. Panayotou, P.S. Ashton. Part 5: Options and Priorities for Biodiversity Conservation. 15. Traditional ecological knowledge, biodiversity, resilience and sustainability; F. Berkes, C. Folke, M. Gadgil. 16. Conservation of biodiversity and economic development: the concept of transferable development rights; T. Panayotou. 17. Biodiversity conservation and local development aspirations: new priorities for the 1990s; M.P. Wells. 18. Unresolved issues; C.A. Perrings, K.-G. Maler, C. Folke, C.S. Holling, B.O. Jansson.