This paper empirically assesses whether the deployment and use of Information and Communication Technology (ICT) infrastructure at the national level affects trade flows within the European Union (EU) and between the EU and its main trading partners. The analysis tests the hypothesis that...

We quantify externalities on profitability and market shares of competing firms in oligopolistic markets through the transition from an n to an n - 1 player oligopoly after a merger. Competitors are identified via the European Commission's market investigations and our methodology allows us to...

An increasing body of empirical evidence is documenting trends toward rising concentration, profits, and markups in many industries around the world since the 1980s. Two major criticisms of these studies is that concentration and market shares are poorly measured at the national industry level...