We assess the efficiency of urban water supply in 27 Indian cities using data envelopment analysis (DEA). We also group cities by the management structure of their water utilities. Utilities with greater degree of functional autonomy perform better, supporting the hypothesis that more autonomy...

This paper measures resource use efficiency of electricity generating plants in the United States under the SO2 trading regime. Resource use efficiency is defined as the product of technical efficiency and environmental efficiency, where the latter is the ratio of good output (electricity) to...