The European Commission has proposed a new regulatory tool for the governance of digital markets. The Digital Markets Act (DMA) intents to limit the market behavior of so-called gatekeeper companies to ensure contestable and fair digital markets. We review the provisions of the DMA both from a...

Competition policy debates on digital platform markets are often premised on the idea that market fragmentation and the standard forces of competition and entry may provide a potential solution to excessive concentration and market power. In this work, Francesco Ducci provides readers with a...

Abstract: Mehr als 10 Jahre nach ihrer Liberalisierung stehen die Telekommunikationsmärkte vor neuen ordnungspolitischen Herausforderungen. Drei Kernfragen, die für die zukünftige Ausgestaltung des Rechtsrahmens für Telekommunikationsmärkte zu klären sind, werden in diesem Buch erörtert....

"Multi-sided platform markets characterized by network externalities have always existed as an economic paradigm, but in different technological forms.1 The old village market place, physical shopping malls, or any traditional fair can be seen as multi-sided platform markets connecting buyers...