Drei Entwicklungen werden die Sozialpolitik des neuen Jahrhunderts in Deutschland prägen: die Alterung der Bevölkerung, die zunehmende Mobilität und Farbigkeit der Lebens- und Erwerbshistorien sowie der Wertewandel, der die Sozialleistungen des Staates zunehmend Dienstleistungen gleichstellt....

Rounding is a common phenomenon when subjects provide an answer to an open-ended question, both in experimental tasks and in survey responses. From a statistical perspective, rounding implies that the measured variable is a coarsened version of the underlying continuous target variable. Since...

Abstract ; Background: The health care reform of 2004 was intended to reduce moral hazard in the statutory health insurance through various financial incentives. An important element of the reform has been the introduction of a per-quarter fee for doctor visits. The second part of the reform has...

We report the results of a field experiment evaluating the impact of financial literacy training on teenagers between 14 and 16 years in German high schools. After the training, treated teenagers exhibit a significant increase in both interest in financial matters and self-assessed knowledge...

This study examines the impact of product market competition and corporate governance on productivity growth in German manufacturing. Using a panel of almost 500 firms over the years 1986 to 1994, we find that firms experience higher productivity growth when operating in markets with intense...

Anchoring vignettes are commonly used to study and correct for differential item functioning and response bias in subjective survey questions. Self-assessed health status is a leading example. A crucial assumption of the vignette methodology is ’vignette equivalence’: The health status of...