The paper presents a model of a software monopolist who benefits from a lagged network externality arising from consumers' feedback through the so-called bug-fixing effect. That is, the software producer is able to correct errors in the software code detected by previous users, improving her...

Der Rechtsstreit des Software-Anbieters Microsoft mit den US-amerikanischen Wettbewerbsbehörden machte in letzter Zeit häufig Schlagzeilen. Es geht dabei primär um die Frage, ob das Unternehmen den Internet Explorer im Zwangspaket mit dem Betriebssystem Windows verkaufen darf. Das...

This paper investigates strategic interactions between a private highway operator anda private transit operator who uses the same highway for its services. Heterogeneity oftravellers is taken into account by considering a continuous distribution of values of time.Demand elasticity arises from...

This study constructs a model for examining anticompetitive exclusive supply contracts that prevent an upstream supplier from selling input to a new downstream firm. With regard to the technology to transform the input produced by the supplier, as an entrant becomes increasingly efficient, its...

Die Wirkung des Wettbewerbs von Medienunternehmen auf das Marktergebnis ist in einigen einschlägigen Modellen durchaus ambivalent. So haben - erstens - monopolistische Anbieter unter Umständen höhere Anreize, ein breitgefächertes Angebot zu erstellen. Zweitens ist das typische Kalkül der...

China's Anti-Monopoly Law, adopted in 2007, is largely compatible with antitrust law in the European Union, the United States and other jurisdictions. Enforcement activity by the Chinese authorities is also approaching the level seen in the EU. The Chinese law, however, leaves significant room...