We live in a time of increasing publication rates and specialization of scientific disciplines. More and more, the research community is facing the challenge of assuring the quality of research and maintaining trust in the scientific enterprise. Replication studies are necessary to detect...

In the New England Journal of Medicine, Longo and Drazen critically assessed the concept of data sharing. Their main concern is that a "new class of research person will emerge" that uses data, which were gathered by other researchers, for their own original research questions. The authors...

Based on the hypothesis that microdata are of crucial importance for internationally competitiveeconomic research and scientific advice in economic and social policy, the authorsdevelop various proposals for an improved data supply for empirical work in Germany. Present shortcomings are mainly...

As from a political economy perspective, politicians often fail to implement structural reforms, we investigate if the resistance to reform is based on the differences in the risk preferences of voters, politicians, and bureaucrats. Based on the empirical results of a survey of the population in...

Typically, laboratory experiments suffer from homogeneous subject pools and self-selectionbiases. The usefulness of survey data is limited by measurement error and by thequestionability of their behavioral relevance. Here we present a method integrating interactiveexperiments and representative...

Are immigrants on welfare because they are more likely to be eligible or because they are more likely to claim benefits for which they are eligible? The answer is politically important, but because most current research on immigration and welfare is based on data from the U.S. the answer is...