Technology has always introduced changes in the way researchers administer surveys. A new technology known as virtual worlds has now emerged that promises to change data collection once again. Virtual worlds are persistent, online, computer-rendered spaces populated by hundreds, thousands, or...

Can risk-taking propensity be thought of as a trait that captures individual differences across domains, measures, and time? Studying stability in risk-taking propensities across the lifespan can help to answer such questions by uncovering parallel, or divergent, trajectories across domains and...

Well-being development at the end of life is often characterized by steep deteriorations, but individual differences in these terminal declines are substantial and not yet well understood. This study moved beyond the typical consideration of health predictors and explored the role of social...

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...

Seit den 80er Jahren ist die Zahl jener Personen im erwerbsfähigen Alter, die keiner bezahlten Beschäftigung nachgehen, in (West-) Deutschland deutlich zurückgegangen. Entsprechend ist unter den 18- bis 67-Jährigen der Anteil derjenigen ohne Job gesunken. Dieser Beschäftigungszuwachs fand...

This project employs the theory of equality of opportunity, described in Roemer's book (Equality of Opportunity, Harvard University Press, 1998), to compute the extent to which tax-and-transfer regimes in ten countries equalize opportunities among citizens for income acquisition. Roughly...

Offen ausgetragenen Lagerdebatten zwischen Ökonomen sind in Deutschland eher selten. Was hingegen öfters in Diskussionen oder in der Berichterstattung über Ökonomen mitschwingt, ist eine Zuordnung in weltanschauliche Lager, etwa nach Schemata wie arbeitgeberarbeitnehmernah oder auch...