The successful deregulation of other network industries like telecommunications and electricity has put increasing pressure on governments to deregulate and liberalize letter markets.(...)

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...

To control Medicaid's increasing expenditure on reimbursement of outpatient prescription drugs, the Omnibus Budget Reconciliation Act of 1990 included a rebate program that featured a most favored customer (MFC) clause. This clause guarantees that Medicaid gets a fixed rebate on each unit of...

This paper studies a monopoly pricing problem when the seller can also choose the timing of a trade with each buyer endowed with private information about the seller's good. A buyer's valuation of the good is the weighted sum of his and other buyers' private signals, and is affected by the...

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...

We study optimal experimentation by a monopolistic platform in a two-sided market framework. The platform provider faces uncertainty about the strength of the externality each side is exerting on the other. It maximizes the expected present value of its profit stream in a continuous-time...

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...