1. Alston, L., Libecap, G., & Mueller, B. (1999). Titles, conflict and land use: The development of property rights and land reform on the Brazilian Amazon frontier. Ann Arbor: University of Michigan Press.
2. Amacher, G., Cruz, W., Grebner, D., & Hyde, W. (1998). Environmental motivations for migration. Land Economics, 74(1), 92–101.
3. Amacher, G., Hyde, W., & Kanel, K. (1999). Nepali fuel wood production and consumption: Regional and household distinctions, substitution, and successful intervention. Journal of Development Studies, 35(4), 138–64.
4. Anderson, T., & Hill, P. (1975). The evolution of property rights: A study of the American West. Journal of Law and Economics, 18, 163–179.
5. Barnett, H.J., & Morse, C. (1963). Scarcity and growth: The economics of natural resource availability. Baltimore: The Johns Hopkins University Press.