Michele Polo is full Professor at the Bocconi University of Milan, Department of Economics, where he teaches Competition Policy, Regulation and Liberalization, Industrial Organization and Industrial Economics. His main research interests focus on industrial economics, antitrust and political economics. He is also Editor of the il Giornale degli Economisti and Annali di Economia. He was Professor of Economics at the University of Sassari. He publishes extensively on competition issues. He obtained a degree in Economics and Commerce from Bocconi University, a Master of Science in Economics from the London School of Economics and a Ph.D. in Economics from Bocconi University. Relevant publications: Concentration and Public Policy in the Broadcasting Industry (with M.Motta), Economic Policy, n.25 pp.295-334. 1997. Regulation for Pluralism in the Media Markets”, in P.Seabright J. von Hagen (eds.) Regulation of Media Markets, Cambridge U.P. 2007