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...

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...

The morphology of today's cities is the result of historic urban developments and ongoing urban transformation resulting in complex urban spatial structures. While functionally as well as spatially, cities are structured into sub-units such as the city center, business districts, residential...

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...