This paper compares the poverty reduction impact of income sources, taxes and transfers across five OECD countries. Since the estimation of that impact can depend on the order in which the various income sources are introduced into the analysis, it is done by using the Shapley value. Estimates...

Competitive exams are a standard method for selecting civil servants. Yet, evidence on the effectiveness of such approach is mixed, and lack of personnel data limits our understanding of the mechanisms underlying this varying success. We digitize personnel and financial data to study the impacts...

Seit zehn Jahren berichtet die Bundesregierung regelmäßig über die Höhe des von der Einkommensteuer zu verschonenden Existenzminimums. Dabei geht es um die verfasssungsrechtliche Koppelung zwischen Sozialhilferecht und Steuerrecht sowie die Entwicklung der steuerfrei zu stellenden Beträge....