companies (WaSCs) in England and Wales. We apply a panel index approach across WaSCs over time to decompose unit …The purpose of this paper is to assess the impact of regulation in the financial performance of the Water and Sewerage …-specific (temporal) index number based profitability growth as a function of the profitability, productivity and price performance growth …

The purpose of this paper is the evaluation of various profit drivers such as price changes, productivity changes and … the impact of exogenous factors such as drinking water and sewerage treatment quality on profitability, productivity and … productivity performance of the WaSCs, they have also contributed negatively to their price performance. Overall, after 2000 steady …

technique is of great interest for regulators to evaluate the effectiveness of regulation and companies to identify the …

) over time to decompose unit-specific index number based productivity growth as a function of the productivity growth … potential productivity catch-up of laggard firms and an estimate of how the top performing company improved its productivity … results indicated that significant gains in productivity occurred after 2000, when Ofwat set tighter price cap reviews in …

regards wages and the negotiation between trade unions and employers over distribution of productivity gains and the ways to …

We review nonparametric estimation of efficiency and productivity, by which we mainly mean activity analysis, or data …

Firm-level idiosyncratic policy distortions lower aggregate productivity, especially if such distortions are correlated … with firm productivity. Many environmental policies, such as energy intensity standards, exhibit this correlation. In …

hours on the one hand, and productivity, employment, quality of life, and the environment, on the other. We adopt a binary …