This paper surveys the recent literature on competition between mobile networks in the presence of call externalities and network effects. It argues that the regulation of mobile termination rates based on fully allocated costs, or “long-run incremental cost plus”, exacerbates the network...

This paper surveys the recent literature on competition between mobile network operators in the presence of call externalities and network effects. It shows that the regulation of mobile termination rates based on "long-run incremental costs" increases networks' strategic incentives to...

The European Commission is introducing new regulations on submission and publication of data in electricity markets (SPDEM) and on wholesale energy market integrity and transparency (REMIT). I discuss issues relevant for undertaking an evaluation such regulations. I argue that, for market...

In many regulated industries labour uions are strong and there is clear empirical evidence of labour rent-sharing. We study optimal regulation in a model in which wages are determined endogenously by wage bargaining at the firm level. Compared to the case in which wages do not depend on the...