Staatlich organisierte Altersvorsorgesysteme, die in Umlage finanziert werden (in Deutschland ist dies die gesetzliche Rentenversicherung [GRV]), bedürfen einer expliziten Regelung, wie hoch die Renten sein sollen bzw. wie die laufenden Renten den veränderten ökonomischen Rahmenbedingungen...

To the best of our knowledge, most of the few methodological studies which analyze the impact of faked interviews on survey results are based on "artificial fakes" generated by project students in a "laboratory environment". In contrast, panel data provide a unique opportunity to identify data...

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...

This paper presents two new tools for the identification of faking interviewers in surveys. One method is based on Benford's Law, and the other exploits the empirical observation that fakers most often produce answers with less variability than could be expected from the whole survey. We focus...

Using data from the long-running German Socio-Economic Panel (SOEP) 1984-2008, this paper analyses the effects of individual preferences and choices on subjective well-being (SWB). It is shown that preferences and choices relating to life goals/values, partner's personality, hours of work,...

We investigate how worries in Germany change across time and age, drawing on both closed-ended questions (which typically list a number of worry items) and open-ended questions answered in text format. We find that relevant world events influence worries. For example, worries about peace peaked...

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...