The US and many European countries are witnessing substantial changes in the wage structure (Autor et al. 2006; Dustmann et al., 2009). Previous research has focused on changing returns to education and experience (Katz and Murphy, 1992), changes in the workforce composition (Lemieux, 2006), or the...

This paper investigates the relationship between demographics and the current account. We analyze the impact of recent demographic changes and provide a forecast of its future impact. Overall, we find a strong and robust, non-linear demographic effect. In particular, we find a positive...

How skills acquired in vocational education and training (VET) affect wages and employment is not clear. We develop and estimate a search and matching model for workers with a VET degree. Workers differ in interpersonal, cognitive and manual skills, while firms require and value different...

How skills acquired in vocational education and training (VET) affect wages and employment is not clear. We develop and estimate a search and matching model for workers with a VET degree. Workers differ in interpersonal, cognitive and manual skills, while firms require and value different...

How skills acquired in vocational education and training (VET) affect wages and employment is not clear. We develop and estimate a search and matching model for workers with a VET degree. Workers differ in interpersonal, cognitive and manual skills, while firms require and value different...

We use publicly available price data from the German cement industry to estimate the cartelinduced price increase. We apply two different comparator-based approaches - the 'before and-after' approach and the 'difference-in-differences' approach - and especially study the impact of various...

We use a unique private data set of about 340,000 invoice positions from 36 smaller and larger customers of German cement producers to study the value of such transaction data for an estimation of cartel damages. In particular, we investigate, first, how structural break analysis can be used to...

In markets with competing interconnected networks like mobile telecommunication markets investments affect the investor's and also any competitors' profits. In a theoretical model it is shown that cost-reducing investments reduce the investor's termination rates and increase competitors'...

Abstract In markets with competing interconnected networks like mobile telecommunication markets investments affect the investor’s and also any competitors’ profits. In a theoretical model it is shown that cost-reducing investments reduce the investor’s termination rates and increase...

States and their representatives, national governments, play a key role in national telecommunication markets. As lawmakers, they determine the playing field of the agents in the markets and the decision powers of national regulators. Simultaneously, they are involved in appointing presidential...