This paper develops a fairly general model of platform competition in media markets allowing viewers to use multiple platforms. This leads to a new form of competition between platforms, in which they do not steal viewers from each other, but affect the viewer composition and thereby the...

The paper deals with the competitive effects of price guarantees in a spatial duopoly where consumers can search for lower prices but have to incur hassle costs if they want to claim a price guarantee. It is shown that symmetric equilibria with and without price guarantees exist but price...

The paper provides an analysis of the second-degree price discrimination problem on a monopolistic two-sided market. In a simple framework with two distinct types of agents on market side 1, we show that under incomplete information the extent of platform access for high-demand agents is...

Search frictions are classified as a main impediment to active competition in many markets. In some markets, such as in financial and retail gasoline markets, governments and consumer protection agencies call for a compulsory price reporting. Consumers should then more easily compare the firms'...

This paper evaluates the impact of reference pricing on prices and co-payments in the (German) market for off-patent pharmaceuticals. We present a theoretical model with price-sensitive and loyal consumers that shows that a decrease in the reference price affects the consumers' co-payments in a...

Die deutsche Wiedervereinigung und die Systemtransformation in Rußland stehen für zwei große Herausforderungen beim institutionellen, wirtschaftlichen und wirtschaftspolitischen Umbau industrialisierter Volkswirtschaften. Ausgewäh¤lte unternehmerische, juristische und politische...

What is the New Economy, what makes it new, and what are the implications for antitrust, regulation and macroeconomic policy? Providing a non-technical and compelling analysis of the modern macro-economy, the contributors to this volume, eminent scholars all, provide their views on the New...