1. Alternative approaches to economic-environmental interactions;Barbier,1987
2. The concept of sustainable economic development;Barbier;Environmental Conservation,1987
3. Sustainable agriculture and the resource poor: Policy issues and options;Barbier,1988
4. Economics, natural resources scarcity and development: Conventional and alternative views;Barbier,1989
5. The conditions for achieving environmentally sustainable development;Barbier,1989