نتایج جستجو برای: economic valuation

تعداد نتایج: 328171  

Journal: :Animal : an international journal of animal bioscience 2015
A Ragkos Z Abas

Market failures are the main cause of poor acknowledgement of the true impact of functional sheep traits on the management and economic performance of farms, which results in their omission from the breeding goal or the estimation of non-representative economic weights in the breeding goal. Consequently, stated-preference non-market valuation techniques, which recently emerged to mitigate these...

2004
Kathleen L. Wolf

Urban parks, forests and open space systems provide many amenities for city dwellers. Yet perceptions of public value may not incorporate all of the scientifically confirmed public goods and services of urban green space. Theory and methods of economic valuation have been used to derive green space values – including direct use, environmental services, hedonic pricing and human health estimatio...

Journal: :مرتع و آبخیزداری 0
محسن سرشاد قهفرخی دانش آموخته کارشناسی ارشد مرتعداری دانشکده منابع طبیعی، دانشگاه صنعتی اصفهان، ایران سید علیرضا موسوی استادیار دانشکده منابع طبیعی، دانشگاه صنعتی اصفهان، ایران سعید سلطانی دانشیار دانشکده منابع طبیعی، دانشگاه صنعتی اصفهان، ایران سعید پورمنافی استادیار دانشکده منابع طبیعی، دانشگاه صنعتی اصفهان، ایران

natural resources are valuable capitals for all nations. rangelands as the most extensive natural ecosystems in iran provide numerous services, including fodder production and red meat supply, soil conservation and water regulation. although uncontrolled exploitation of these resources has imposed much pressure and caused many losses within the ecosystems. impacts of overutilization of nomadic ...

2011
Robert Costanza Ida Kubiszewski David Ervin Randy Bluffstone James Boyd Darrell Brown Heejun Chang Veronica Dujon Elise Granek Stephen Polasky Vivek Shandas Alan Yeakley

Making trade-offs between ecological services and other contributors to human well-being is a difficult but critical process that requires valuation. This allows both better recognition of the ecological, social, and economic trade-offs and also allows us to bill those who use up or destroy ecological services and reward those that produce or enhance them. It also aids improved ecosystems polic...

2011
Francisco Alpízar

Choice experiments, a stated preference valuation method, are proposed as a tool to assign monetary values to environmental externalities during the ex-ante stages of environmental impact assessment. This case study looks at the impacts of the Costa Rican Institute of Electricity’s Toro 3 hydroelectric project and its affects on the Recreo Verde tourism center in San Carlos, Costa Rica. Compare...

Journal: :Journal of Environment and Engineering 2007

Journal: :Physica A: Statistical Mechanics and its Applications 2000

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