incomplete under free trade because of the decrease in land productivity. Pesticides allow farmers to reduce these biodiversity … pesticides are generally more stringent than under autarky. As a result, trade increases the price volatility of crops produced …

We study the co-existence of two community-based institutions for fisheries management in Benin: a traditional …

potential to impact tuna fisheries. This paper theoretically models and then applies the production function approach to … fisheries. By considering area, species and fishing methods, we provide spatially and biologically relevant information for the ….e. logarithmic and quadratic) relationship between the SST and the carrying capacity of tuna fisheries. …

enclosure for nearshore fisheries. For highly migratory and offshore fisheries, enclosure is inefficient, and customary law …

which exhibits distortions due to pollution, external landfilling costs and inefficient product design. The allocative …

We study the optimal and equilibrium size of cities in a city system model with environmental pollution. Pollution is …, if pollution is local or per capita pollution increases with population, we find that equilibrium cities are too large …. When pollution is global and per capita pollution declines with city size, however, equilibrium cities may be too small …

We study optimal pollution abatement under a mixed oligopoly game when firms engage in emissions-reducing R&D that is … certain conditions, the optimal pollution tax is positive; otherwise, the tax reverts to a subsidy. Comparing mixed and …