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This paper deals with risk and uncertainties that are an inherent part of designing and implementing fisheries rebuilding plans. Such risk and uncertainties stem from a variety of sources, biological, economic and/or political factors, and are influenced by external factors like changing...
Persistent link: https://www.econbiz.de/10008937460
The problem of the commons is more important to our lives and thus more central to economics than a century ago when … the commons. Within the realm of natural resources, there are special challenges associated with renewable resources …. Critical commons problems are also associated with environmental quality. A key contribution of economics has been the …
Persistent link: https://www.econbiz.de/10008746890
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preferred tool for fishery economics since Clark and Munro (1975) introduced capital theory in these models. Ravn-Jonsen (2009c …) applied capital theory to a model in which the production in the ecosystem is a consequence of predator–prey interaction and …
Persistent link: https://www.econbiz.de/10003860100
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Ecosystem externalities arise when one use of an ecosystem affects its other uses through the production functions of the ecosystem.We use simulations from a size-spectrum ecosystem model to investigate the ecosystem externality created by fishing of multiple species. The model is based upon...
Persistent link: https://www.econbiz.de/10011283691
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Nutrient enrichment of marine ecosystems is regarded as a pressing global environmental problem. For certain marine species it may be a mixed blessing, resulting in damaging ecosystem events, but contributing to primary productivity. Consequently, the impact of enrichment on fishery profits may...
Persistent link: https://www.econbiz.de/10011594056
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