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...

Assuming deterministic demand Liski and Montero (2006) show that forward trading is able to facilitate collusion. We present a more concise model incorporating the main reason for forward trading: Uncertainty. In general, fluctuations make collusion harder to sustain (Rotemberg and Saloner,...

Der Blick auf eine angemessene Wettbewerbsordnung hat sich im Laufe der Jahrzehnte vielfach gewandelt. Dazu trugen sowohl der technologische Wandel als auch ein tieferes Verständnis der ökonomischen Zusammenhänge bei. Aktuell muss die Wettbewerbspolitik das Gesetz gegen...

An antitrust authority deters collusion using fines and a leniency program. Unlike in most of the earlier literature, our firms have imperfect cumulative evidence of the collusion. That is, cartel conviction is not automatic if one firm reports: reporting makes conviction only more likely, the...

Unreasonably exclusionary conduct, the element common to monopolization and attempted monopolization offenses under Section 2 of the Sherman Act, remains essentially undefined. Federal courts, including the U.S. Supreme Court, have purported to define the term, but the definitions they have...

It is hardly news to note that companies around the world have recently engaged in an escalating arms race with respect to data collection and that they have been using data collection and processing as a major growth strategy. The quickest and most efficient way for undertakings to access...

We briefly review the relevant economic theories and legal treatment of vertical restraints, and especially focus on the 1977 landmark case of Sylvania and its possible influence on China's antitrust enforcement on vertical restraints. China's competition policy, and particularly its...

Blockchain may transform transactions the same way the Internet altered the dissemination and nature of information. If that were to be the case, all relationships between companies would change, including prohibited ones such as collusive agreements. For that reason, the stakes are crucial and...