Replication studies are considered a hallmark of good scientific practice. Yet they are treated among researchers as an ideal to be professed but not practiced. To provide incentives and favorable boundary conditions for replication practice, the main stakeholders need to be aware of what drives...

Der Ausgangspunkt unserer Analyse ist der Rat der Enquete-Kommission "Wachstum, Wohlstand, Lebensqualität" des Deutschen Bundestags, "das bestehende Berichts- und Sachverständigenwesen der Bundesregierung im Wege einer Evaluierung auf Redundanzen und Verbesserungsmöglichkeiten hin zu...

Der Beitrag ordnet die Bereitstellung von Forschungsinfrastruktur in den Sozial- , Verhaltens- und Wirtschaftswissenschaften in die Möglichkeiten und Grenzen einer forschungsbasierten Evaluation und Beratung von Politik ein. Entsprechend werden einige Hinweise für die Weiterentwicklung der...

Abstract From a political economy perspective, politicians often fail to implement structural reforms. In this contribution we investigate if the resistance to reform is based on the differences in the risk preferences of voters, politicians, and bureaucrats. Based on three surveys among the...

This paper provides first a concise overview of institutional day-care arrangements and their extent in the former GDR. Then institutional and infrastructural changes since German re-unification in 1990 are briefly discussed. In the empirical part, data from the German Socio-Economic Panel...

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...

The positive effects of early childhood programs on children's school success have been demonstrated in the literature. However, most studies were completed in the U.S.A., where early childhood programs vary widely, based on differing auspice, regulation, cost, and other factors. In European...