The promotion of competition in Europe's network industries has been in the foreground of economic policy in recent years. Network industries have undergone dramatic changes, involving privatisation, liberalisation and de- as well as re-regulation. But there are still many unresolved problems in...

As in other sectors, competition in finance matters for allocative, productive and dynamic efficiency. Theory suggests, however, that unfettered competition is not first best given the special features of finance. I review these analytics and describe how to assess the degree of competition in...

Preisalgorithmen sind aus dem heutigen Online-Handel nicht mehr wegzudenken. Die Nutzung von Preisalgorithmen wirft dabei grundlegende Fragen danach auf, wie wir Wettbewerb verstehen und schützen. Diese Arbeit analysiert die Auswirkungen der Nutzung von Preisalgorithmen in...