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Environmental efficiency: Meaning and measurement and application to Australian dairy farms AgEcon
Graham, Mary.
Technical efficiency has been widely studied in the literature, but in its pursuit, many of the inputs used can impact on the environment. Environmental effects can be modelled as undesirable output or, as has been the case in more recent studies, as conventional inputs. This paper examines the concept of environmental efficiency and how it can be used to evaluate the performance of Australian dairy farming, using nitrogen surplus, arising from excessive applications of fertilizer, as a detrimental input. Farming promotes the image of clean and green production and if this image is to be maintained, there is a need to ensure activities are environmentally friendly
Tipo: Conference Paper or Presentation Palavras-chave: Efficiency; Detrimental inputs; Nitrogen surplus; DEA; Environmental Economics and Policy; Farm Management.
Ano: 2004 URL: http://purl.umn.edu/58450
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Environmental efficiency of small farms in selected EU NMS AgEcon
Suta, Cornelia Madalina; Bailey, Alastair; Davidova, Sophia.
The objective of this paper is to investigate the relationship between the environmental efficiency and farm commercialisation in selected EU NMS (Bulgaria, Romania and Poland). Using a cross- section of agricultural households, environmental technical efficiency scores are calculated using hyperbolic distance function approach. The results indicate there is a negative relation between the increase in commercialisation of small farms and the production of negative externalities, like nitrogen surplus.
Tipo: Conference Paper or Presentation Palavras-chave: Distance function; Nitrogen surplus; Market integration; Stochastic frontier analysis; Community/Rural/Urban Development.
Ano: 2010 URL: http://purl.umn.edu/95323
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