The rapid wage increases observed in Eastern Germany over the past two years have important implications for the direction taken by structural change in this region. These implications are not solely negative, and remain controversial in the public debate. This paper discusses four aspects of a...

We examine how a merger affects wages of unionized labour and, in turn, the profitability of a merger under Cournot competition in differentiated products. If unions are plant-specific, we find that a merger is more profitable than in a corresponding model with exogenous wages. In contrast to...

This paper examines whether the different macroeconomic performances of the German economy in two post-war decades provide evidence for the theory (first advanced by Mancur Olson) that sharp institutional breaks are conducive to economic growth because they destroy the existing network of...

This paper uses a new data source to investigate whether wages rise more with seniority in unionized or non-unionized workplaces. The data distinguish workers who are covered by incremental wage scales with automatic progression by seniority. For union workers with seniority scales, the union...

The paper examines the optimal level of training investment when trained workers are mobile, wage contracts are time-consistent, and training comprises both specific and general skills. It is shown that, in the absence of a social planner, the firm has ex-post monopsonistic power that drives...

The need for locational competition among labour markets arises when labour is immobile. At the same time market clearing under such conditions can lead to wage and income variability. In such cases demand for insurance against regional shocks arises, which can be provided by nationwide...