Hybrid governance structures between markets and hierarchies in many industries, e.g., in energy and telecommunications, challenge antitrust and regulation policy. The paper focuses on the theoretical and methodological basis provided by the New Institutional Economics (NIE) for analyzing the...

This paper compares the extent of common ownership in the US and the EU stock markets, with a particular focus on differences in the ap-plicable ownership transparency requirements. Most empirical research on common ownership to date has focused on US issuers, largely relying on ownership data...

Hybrid governance structures between markets and hierarchies in many industries, e.g., in energy and telecommunications, challenge antitrust and regulation policy. The paper focusses on the theoretical and methodological basis provided by the New Institutional Economics (NIE) for analyzing the...