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Power industry restructuring and eco-efficiency changes: A new slacks-based model in Malmquist–Luenberger Index measurement

Behrouz Arabi, Susila Munisamy, Ali Emrouznejad and Foroogh Shadman

Energy Policy, 2014, vol. 68, issue C, 132-145

Abstract: Measuring variations in efficiency and its extension, eco-efficiency, during a restructuring period in different industries has always been a point of interest for regulators and policy makers. This paper assesses the impacts of restructuring of procurement in the Iranian power industry on the performance of power plants. We introduce a new slacks-based model for Malmquist–Luenberger (ML) Index measurement and apply it to the power plants to calculate the efficiency, eco-efficiency, and technological changes over the 8-year period (2003–2010) of restructuring in the power industry. The results reveal that although the restructuring had different effects on the individual power plants, the overall growth in the eco-efficiency of the sector was mainly due to advances in pure technology. We also assess the correlation between efficiency and eco-efficiency of the power plants, which indicates a close relationship between these two steps, thus lending support to the incorporation of environmental factors in efficiency analysis.

Keywords: Eco-efficiency measurement; Data envelopment analysis; Malmquist–Luenberger Index (search for similar items in EconPapers)
Date: 2014
References: View references in EconPapers View complete reference list from CitEc
Citations: View citations in EconPapers (52)

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Persistent link: https://EconPapers.repec.org/RePEc:eee:enepol:v:68:y:2014:i:c:p:132-145

DOI: 10.1016/j.enpol.2014.01.016

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