The persistent dominance of US digital platforms relates to strategies that can be justified on efficiency grounds. However, these strategies might also offset competition and have ambiguous welfare effects. Overall, though, the economic literature does not provide a clear theoretical ground for...

The European Union has experienced relatively weak economic performance over the past fifteen years, notably compared to the U.S. In order to restore investment, innovation, and therefore growth, the European Commission seeks to raise the level of static competition in all markets. The...

Competition policy in the European Union is built on the principle that the exercise of market power is a source of inefficiency and as such should be prevented or eliminated. According to this doctrine, effective competition exempt from market power is the source of economic growth. Observation...