This paper analyzes the effects of public R&D subsidies on R&D expenditure in the German manufacturing sector. The focus is on the question whether public R&D funding stimulates or crowds out private investment. Cross sectional data at the firm level is used. By apllying parametric and...

Unter dem Stichwort "Patchwork-Biografien" wird die Tatsache, dass ein großer Teil der abhängig Beschäftigten ihren erlernten Beruf nicht mehr ausüben, in jüngster Zeit viel diskutiert. Diese Studie liefert einen empirischen Beitrag zur Anatomie der Berufswechsel für westdeutsche Männer...

In this paper we analyze the impact of information technology and organizational changes on wages using individual level data for 1998/1999. The average impact of IT use on wages turns out to be five to six percent, however, the effects differ across different IT components. Unless employees use...

The present analysis investigates skill requirements in the workplace, measured directly by the task-composition of occupations. It shows that the task composition of occupations has shifted toward analytical and interactive activities and away from manual and cognitive routine activities in...

Two main hypotheses can be found in literature on why elderly workers have a lower probability of using information technology than their younger peers: lower learning capabilities and reduced incentives to invest in human capital. I use law changes in the unemployment compensation system...

In the context of increasing globalization of markets, merger and acquisition activities in the 1990s are said to be driven by reorganization processes with respect to concentration on firms? core competencies in order to increase or maintain market power in international markets. This paper...

This paper tests some of the predictions of recent advances in trade theory that have focused on different trade patterns of firms within the same sector. Helpman, Melitz and Yeaple (2005) develop a model in which innate productivity differences between firms determine the degree of...