The purpose of this study is to analyze the cost efficiency of electricity distribution systems in order to enable regulatory authorities to establish price- or revenue cap regulation regimes. The increasing use of efficiency analysis in the last decades has raised serious concerns among...

Capture of regulatory agencies by firms or other stakeholders has given rise to a rich literature, much of which is dominated by models in which the motivation for the welfare-reducing behavior is found in side-contracting (bribes, corruption), threats (blackmail, political support) or...