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...

Nach dem sogenannten PISA-Schock wird insbesondere in Deutschland intensiv diskutiert, wie die Qualität der schulische Ausbildung verbessert werden kann. Dabei herrscht die Überzeugung vor, dass die Qualität der schulischen Ausbildung eine wichtige Determinante des langfristigen...

In this article we discuss the complementarity of laboratory and field data. Experiments offer highly controlled environments that allow precise testing and causal inferences. Survey and field data on the other hand provide information on large and representative samples of people interacting in...

The role of improved schooling, a central part of most development strategies, has become controversial because expansion of school attainment has not guaranteed improved economic conditions. This paper reviews the role of cognitive skills in promoting economic well-being, with a particular...