The question whether agglomeration externalities arise either from specialization or diversification of economic activity has since long been a major topic in the analysis of factors determining economic growth. In this paper we analyze whether a more specialized or a more diverse skill...

This paper examines the relationship between immigrant occupational composition and wages in Sweden. Effects of changes in proportion of immigrant workers in different occupations on the wage levels of both natives and immigrants are estimated. Our results suggest that increases in immigrant...

The paper investigates the relationship between human capital diversity measured in terms of occupational diversity and a firm's likelihood to innovate. The empirical analysis is based on a linked employer-employee panel dataset of German firms over the period 1998 to 2007. Despite notable...

During the last several decades developed economies underwent salient employment shifts from manufacturing toward service production. This dissertation investigates the meaning of these changes for the occupational and skill structure of the German economy. It elaborates on the skills and...