Vor dem Hintergrund der weltweiten Finanzmarkt- und Wirtschaftskrise fordern prominente Ökonomen zum Kurshalten in der deutschen Wirtschafts- und Arbeitsmarktpolitik auf. Die Experten legen einen Katalog mit Handlungsempfehlungen vor, der unter anderem die Korrektur falscher Erwerbsanreize...

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...

Typically, laboratory experiments suffer from homogeneous subject pools and self-selection biases. The usefulness of survey data is limited by measurement error and by the questionability of their behavioral relevance. Here we present a method integrating interactive experiments and...

A particular shortcoming of panel surveys is potential bias arising from selective attrition. Based on data from the German Socio-Economic Panel Study (SOEP) we analyze potential artifacts (level, structure, inequality of income) by comparing results from two independently drawn panel...