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...

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. In a model with two interrelated Hotelling lines prices...

This paper analyses the benefits of further market integration of European wholesale electricity markets. Major gains from trade are sill left unrealized due to (1) uncomplete market coupling of national wholesale markets, (2) isolated national regulation of capacity and reserve mechanisms (CRM)...