We examine whether voters rewarded conservative politicians who were voting in favor of same-sex marriage. Data is based on a roll-call vote in the German national parliament (Bundestag) in June 2017. This roll-call vote drastically influenced the public discourse about the social political...

We asked economic experts polled by the CESifo World Economic Survey how to handle the fiscal crisis in Greece in the year 2015. The sample includes about 850 experts from 110 countries. We find systematic differences in experts' recommendations. Our results suggest that policy advice is related...

Perceived corruption in the public sector is measured by the reversed Transparency International's Perception of Corruption Index (CPI). The dataset includes around 100 democracies over the period 2012-2016, a sample for which the CPI is comparable across countries and over time. The results...

We examine whether changes of government influence compliance with international agreements. We investigate compliance with the NATO two percent target to which all NATO countries committed themselves during the NATO summit in Wales in 2014. The dataset includes the military expenditure by NATO...

Using a representative survey of German university students, we confirm that proclaimed support for environment protection policies depends on socio-cultural factors and political ideology. Unlike most related studies for other countries, we find that the environmental policy stance of German...