Gutachten im Auftrag des Bundesministeriums für Arbeit und Soziales, Bonn 2010 (32 pages)

Die Komplexität des deutschen Steuersystems hat in den vergangenen Jahren immer wieder Verbesserungsvorschläge hervorgerufen. In diesem Beitrag analysieren wir den von Manfred Rose vorgelegten Reformvorschlag eines Fünf-Stufen-Tarifs in Verbindung mit einer Reform der steuerlichen...

Based on official records from the former East German Ministry for State Security, we quantify the long-term costs of state surveillance on social capital and economic performance. Using county-level variation in the spy density in the 1980s, we exploit discontinuities at state borders to show...

Despite the prevalence of government surveillance systems around the world, causal evidence on their social and economic consequences is lacking. Using county-level variation in the number of Stasi informers within Socialist East Germany during the 1980s and accounting for potential endogeneity,...

Staatliche Überwachung war und ist allgegenwärtig. Nichtsdestotrotz sind Erkenntnisse zu Nutzen und Kosten staatlicher Überwachungsmaßnahmen begrenzt. Dieser Beitrag fasst die Ergebnisse einer aktuellen Forschungsarbeit zusammen, in der die langfristigen Auswirkungen der Überwachung durch...

Despite the prevalence of government surveillance systems around the world, causal evidence on their social and economic consequences is lacking. Using county-level variation in the number of Stasi informers within Socialist East Germany during the 1980s and accounting for potential endogeneity,...

We study how profit taxation affects plants' R&D spending and innovation activities. Relying on geocoded survey panel data which approximately covers the universe of R&D-active plants in Germany, we exploit around 7,300 changes in the municipal business tax rate over the period 1987-2013 for...

We analyze the welfare implications of property taxation. Using a sufficient statistics approach, we show that the tax incidence depends on how housing prices, labor and other types of incomes as well as public services respond to property tax changes. Empirically, we exploit the German...

We investigate the long-run effects of government surveillance on civic capital and economic performance, studying the case of the Stasi in East Germany. Exploiting regional variation in the number of spies and administrative features of the system, we combine a border discontinuity design with...