We investigate the impact of competition policy enforcement on the functioning of European energy markets while accounting for sectoral regulation. For this purpose, we compile a novel dataset on the European Commission's (EC) and EU member states' competition policy decisions in energy markets...

In 2008, the European Commission investigated E.ON, a large and vertically integrated electricity company, for the alleged abuse of a joint dominant position by strategically withholding generation capacity in the German wholesale electricity market. The case was settled after E.ON agreed to...

We study the determinants of common European merger policy over its first 25 years, from 1990 to 2014. Using a novel dataset at the level of the relevant antitrust markets and containing all relevant merger cases notified to the European Commission, we evaluate how consistently arguments related...

Cloud-Computing ist für Unternehmen eine kostengünstige und flexible Art der IT-Nutzung, ohne dass Investitionen in die eigene, teure und starre IT-Infrastruktur notwendig sind. Daher wird erwartet, dass die Nutzung von Cloud-Diensten sich in geringeren IT-Investitionen niederschlägt und...

We study a merger between two Dutch supermarket chains to assess its effect on the depth as well as composition of assortment. We adopt a difference-in-differences strategy that exploits local variation in pre-merger competitive conditions and thus in the merger outcomes. To define our control...

The sharp rise in electricity prices has led to a discussion on possible subsidies for companies in the form of an industrial power tariff. The subsidies should help companies remain internationally competitive and prevent them from relocating overseas. Although German electricity prices for...