In this study, I developed operational versions of Hirsch's H index that can be applied to each researcher's curriculum vitae (CV) to allow cross-disciplinary comparisons. The revised indices account for anomalies that potentially arise from tactical or opportunistic citation and publication...

This paper investigates whether and how regional social contexts influence fertility decisions of women living in western Germany during the 1980s and 1990s. It is argued that regional opportunity structures as well as local patterns of social interaction and culture may translate into...

In this paper, we take a multilevel perspective to investigate the role of child care in the transition to motherhood in Germany. We argue that in the European institutional context the availability of public day care and informal child care arrangements should be a central element of the local...

The paper explores the determinants of productivity gap within the European Union in four industrial manufacturing sectors (computers, chemicals, basic metals and food) of strong macroeconomic significance and varied "Research and Development" (R&D) intensity. Our analysis reveals that some of...

The paper explores the determinants of productivity gap within the European Union in four industrial manufacturing sectors (computers, chemicals, basic metals and food) of strong macroeconomic significance and varied 'Research and Development' (R&D) intensity. Our analysis reveals that some of...