Document Type : Research Paper
Authors
1 Member of Academic Staff, Department of Economics, Shahriyar Branch, Islamic Azad University
2 Deputy Manager for Logistics and Coordination, Iran Water and Wastewater Co., Tehran, Iran
3 Deputy Manager for Planning and Development, Iran Water and Wastewater Co., Tehran, Iran
Abstract
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Saal, D., Parker, D., and Weyman-Jones,T. )2007(. “Determining the contribution of technical change, efficiency change and scale change to productivity growth in the privatized English and Welsh water and sewerage industry:1985-2000.” J. Prod. Anal., 28,127-139