This special issue of the Review of Network Economics is dedicated to celebrating the achievements of Professor Alfred Kahn in commemoration of his 90th birthday. The articles in this special issue examine a range of topics in the economics of regulation, antitrust and public policy, as applied...

We use a Cournot model with complementary demands to derive sufficient conditions for mergers that increase market concentration and multi-market participation to lower prices, raise industry profits and hence increase economic welfare. Notably, these findings do not depend upon the realization...

The competitive experiment in the US telecommunications industry has been characterized by asymmetric regulation, by which is meant a non-uniformity in the rules that apply to marketplace entrants vis-à-vis the market incumbent. Two distinct stages of asymmetric regulation can be identified...

This article outlines the economic principles necessary for understanding the issues of cross-subsidization and price predation using a series of straw men, or myths, involving regulatory costing and pricing. It is shown that to ensure that a firm is not cross-subsidizing it is sufficient that...