This paper analyses the interdependency between the market for music recordings and concert tickets, assuming that there are positive indirect network effects both from the record market to ticket sales for live performances and vice versa. Using a model with two interrelated Salop circles we...

This paper explores the effects that collusion can have in newspaper markets where firms compete for advertising as well as for readership. We compare three modes of competition: i) competition in the advertising and the reader market, ii) semi-collusion over advertising (with competition in the...

Das Bundesverfassungsgericht (BVerfG) hat im Jahr 2014 dem Gerichtshof der Europäischen Union (EuGH) mehrere Fragen zur Vereinbarkeit des "Outright Monetary Transactions" (OMT)-Programms mit dem Unionsrecht zur Vorabentscheidung vorgelegt. Das OMT-Programm ebnet den Weg zum selektiven Erwerb...