Auf Plattformmärkten werden vielfach Meistbegünstigungsklauseln eingesetzt, durch welche der Anbieter verpflichtet wird, seine Produkte auf der jeweiligen Plattform zu den günstigsten Konditionen zu offerieren. Kartellrechtlich sind diese Klauseln umstritten. Im Jahr 2013 hat das...

It is a persistent phenomenon in many societies that a large proportion of alcohol consumption takes place in company of other people. While the phenomenon of social or public drinking is well discussed in disciplines as social psychology and anthropology, economists have paid little attention...

This paper explores the anticompetitive effects that wage determination between an employers’ association and the industry’s labor union may have when wages are generally binding. It is shown that employers’ associations can, under certain circumstances, use generally binding standard...

In the literature on international trade, very little attention has been given to informational asymmetries between firms and consumers with respect to product quality. The few economic models that analyze the question of how asymmetric information about product quality might affect trade flows...

This paper examines how unionization structures that differ in the degree of wage centralization affect firms' incentives to increase labor productivity. We distinguish three modes of unionization with increasing degree of centralization: (1) "Decentralization" where wages are determined...

This paper explores the role that employers’ associations may play in centralized wage bargaining processes. It thereby adds to the literature on labor markets, in which the relationship between union behavior and unemployment has been explored quite extensively, while employers’...

This paper analyses the interdependency between the market for music recordings and concert tickets, assuming that there are positive indirect network effects both from the record market to ticket sales for live performances and vice versa. In a model with two interrelated Hotelling lines prices...

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...

This paper estimates demand elasticities for the Turkish mobile telecommunication market. In contrast to most other studies, firm level data is used to estimate dynamic panel data models including instrumental variable techniques. Both short- and long-run elasticities are calculated, yielding a...

This paper summarizes the economic principles of European state aid control. We start with a discussion of the economic justification for state aid control, including the definition of state aid in European law and exceptions to the general ban of state aid. We then explore the motives for...