The paper presents the basic approaches to calculate the cost of the USO and compares them with the requirements of the 3rd postal directive. We conclude that the profitability cost approach will lead to consistent estimations if it is applied in a global way. We illustrate our findings with an...

There is an increasing convergence between postal products and telecom applications which suggests the need for a co-evolution of regulation. But there is hardly any discussion in academia or in practice about the consequences for regulation. Relevant questions are: Which parts of current...

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...