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The integration of economics and the environment through incentives : an overview of the Costa Rican success story
Blignaut, James N., (2002)
Modeling the Marginal Revenue of Water in Selected Agricultural Commodities: A Panel Date Approach
Moolman, C.E., (2006)
Assessment of the performance and sustainability of mining sub-soil assets for economic development in South Africa
Blignaut, J. N., (2002)