Plattformbasierte Ökosysteme haben im Kartellrecht besondere Bedeutung erlangt. In der Arbeit entwickelt der Autor ein kohärentes Verständnis dieser Ökosysteme, indem er die technischen und ökonomischen Zusammenhänge sowie die wettbewerblichen Besonderheiten herausarbeitet. Er zeigt, dass...

We study optimal cartel prices in a two-sided market. We present a simple model showing that prices above the two-sided monopoly price may prevail on one side of a two-sided market as a means to enhance the sustainability of the cartel. We prove that in such a case a higher benefit from the...

This note examines the implications of digital innovation for market structure and attendant policies, including financial and competition regulation. There have been several surveys of regulatory responses. This note takes a step back, to look at what the economic theory of banking and...

Madagascar is an island nation located in the Indian Ocean off the south-eastern coast of Africa, and the fourth-largest island in the world. Despite the country's extensive economic opportunities and expansive natural resources, real GDP per capita is one of the lowest in the world. This...