نتایج جستجو برای: bioeconomic models

تعداد نتایج: 908293  

Journal: :Sustainable Production and Consumption 2022

Bioeconomic ideas and visions have received increasing attention from scientists policy makers to address socioecological challenges. However, the role of imagined futures in design bioeconomic innovations transitions has hitherto been widely neglected. In this study, we therefore explore imaginaries future understand how they shape transitions. We thereby build on insights economic sociology c...

2017
John M Fryxell Ray Hilborn Carling Bieg Katrine Turgeon Amanda Caskenette Kevin S McCann

There is growing awareness of the need for fishery management policies that are robust to changing environmental, social, and economic pressures. Here we use conventional bioeconomic theory to demonstrate that inherent biological constraints combined with nonlinear supply-demand relationships can generate threshold effects due to harvesting. As a result, increases in overall demand due to human...

Journal: :Ecological Economics 2022

Feedbacks between the ecosystem and economy are important to consider when measuring impacts from a disturbance but often omitted general equilibrium bioeconomic models. These models usually focus on how humans respond ecological change, do not that in adapting changed conditions, can further affect ecosystem. We present framework couples regional computable model with an Ecopath Ecosim food we...

2001
James N. Sanchirico James E. Wilen

This paper employs a dynamic and spatial model of renewable resource exploitation to investigate the effects of marine reserve creation. The model combines a metapopulation model incorporating resource patch heterogeneity and dispersal with a behaviorally based spatially explicit harvesting model that assumes that fishermen choose location in a manner that eliminates spatial arbitrage opportuni...

Journal: :Proceedings. Biological sciences 2005
R Damania E J Milner-Gulland D J Crookes

Unsustainable bushmeat hunting is a major threat to mammal species, particularly in West/Central Africa. We developed a multispecies dynamic simulation model of hunter behaviour, parameterized using data from the Ashanti region, Ghana. The model distinguishes between two hunting techniques, snaring and gun hunting. We analyse the impact of key economic parameters on off-takes. Economic incentiv...

Journal: :International Humanitarian University Herald. Economics and Management 2020

Journal: :The Australian Journal of Agricultural and Resource Economics 2007

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