Katz (1987), DeGraba (1990), and Yoshida (2000) have formulated theories that price discrimination bans in intermediary goods markets tend to have positive effects on allocative, dynamic and productive efficiency, respectively. We show that none of these results is robust vis-à-vis endogenous...

Relocation of production to countries with low labour cost have induced increased labour market flexibility, which has been praised as a silver bullet for economic growth and low unemployment. Within a unionised oligopoly framework, in which a multi-national firm has the option to relocate its...

Der vorliegende Beitrag beleuchtet mögliche Wohlfahrtswirkungen eines Einsatzes von Algorithmen. Oftmals können diese Produkte verbessern und die Effizienz von Prozessen erhöhen können in einigen Bereichen wie der Medizin, der Landwirtschaft, der Logistik, etc. erhebliche gesellschaftliche...

We analyze the efficiency defense in merger control. First, we show that the relationship between exogenous efficiency gains and social welfare can be non-monotone. Second, we consider both endogenous mergers and endogenous efficiencies and find that merger proposals are largely aligned with a...

We analyze duopoly Bertrand competition under network effects. We consider both incompatible and compatible products. Our main result is that network effects create a fundamental conflict between the maximization of social welfare and consumer surplus whenever products are incompatible. While...