This paper analyses the incentives of a vertical integrated Internet service provider (ISP) to block competitors from content markets. Using a simple model we find that the ISP does not block competing content providers as long as the contents are differentiated sufficiently. Exclusion only...

Das vorliegende Buch stellt erstmals die Theorie der zweiseitigen Märkte und deren Anwendung auf Medienmärkte intuitiv sowie modelltheoretisch dar. Nach einer Diskussion der ökonomischen Grundlagen werden relevante Modelle zweiseitiger Medienplattformen sowie Anwendungen für die...

We explore whether lawful cooperation in buyer groups facilitates collusion in the product market. Buyer groups purchase inputs more economically. In a repeated game, abandoning the buyer group altogether or excluding single firms constitute credible threats. Hence, in theory, buyer groups...

The aim of this paper is to analyse the pricing behaviour of print media firms when consumption on reader markets is addictive or habituated. However, not only the reader but also the advertising market has to be considered by a publisher optimising profits. Because print media markets are...

This paper analyses the quality provision of interrelated market firms under different market structures both theoretically and empirically. A theoretical model is built, where a media firm offers newspapers in a primary market and advertising space in the secondary market. Furthermore, the...