still up to date in terms of the underlying market theory and of whether the German Act Against Restraints of Competition …

We consider dynamic competition among platforms in a market with network externalities. A platform that dominated the … the focal platform whenever such equilibrium exists. Yet when faced with higher-quality competition, can a low …

We study the dynamics of competition in a model with network effects, an incumbent and entry. We propose a new way of …

Regulation and competition policy are two alternative modalities by which the state intervenes in the market. In order … those where competition policy works better (market power-based failures such as an artificial monopoly or cartel). We also … various industrial organizations (monopoly, duopoly, Walrasian limit) under the symmetric Cournot competition. We also deal …