We study a two-sided markets model of two competing television stations that offer content of differentiated quality to ad-averse consumers and advertising space to firms. As all consumers prefer high over low quality content, competition for viewers is vertical. By contrast, competition for...

Für die Fußball-Weltmeisterschaft 2006 wurde ein Vielfaches der verfügbaren Karten bestellt. Welche dieser Bestellungen zum Zuge kommen, wurde nun Mitte April per Losverfahren entschieden. Ist diese Allokation der Karten effizient? Welche Motive bestimmten diese Verkaufsstrategie?

We study the classical free-rider problem in public goods provision in a large economy with uncertainty about the average valuation of the public good. Individual preferences over public goods are shaped by a skill and a taste parameter. We use a mechanism design approach to solve for the...

We study the interdependence of optimal tax and expenditure policies. An optimal policy requires that information on preferences is made available. We first study this problem from a general mechanism design perspective and show that efficiency is possible only if the individuals who decide on...

We study the classical free-rider problem in public goods provision in a large economy with uncertainty about the average valuation of the public good. Individual preferences over public goods are shaped by a skill and a taste parameter. We use a mechanism design approach to solve for the...

We study the interdependence of optimal tax and expenditure policies. An optimal policy requires that information on preferences is made available. We first study this problem from a general mechanism design perspective and show that efficiency is possible only if the individuals who decide on...

We examine the pricing decision of a multi-product monopolist in a two-sided market with capacity constraints where the type structure of buyers on one side is an important determinant of profit on the other side. Prices below the maximum sellout price and rationing demand in the first market...

While taxation of capital gains upon accrual poses problems of liquidity and valuation, taxation upon realization evokes the so-called lock-in effect that possibly induces distortions of the investors' liquidation and investment decision. The tax schemes, proposed in the literature in order to...

We examine the pricing decision of a multi-product monopolist in a two-sided market where the type structure of buyers on one side of the market is an important determinant of profit on the other side. In this situation it might be optimal to set prices below the maximum sellout price and to...