This paper investigates the effect of aggregate-level information shocks regarding support for a populist right-wing party on the individual disposition to report a respective political preference in survey interviews. Despite controversial debates about the social acceptability of its...

Despite controversial debates about the social acceptability of its nationalist program, the rightwing populist AfD has recently entered all state parliaments as well as the federal parliament in Germany. Although professed AfD voters faced a likely risk of social stigmatization, electoral...

We empirically examine the relationship between shares of foreigners in a district and the share of votes cast in that district for the Alternative für Deutschland (AfD), the major anti-immigrant party in the 2017 German parliamentary election. The classic theory on the political economy of...

We analyze whether and how exposure to political opponents can impact attitudes toward political opponents (affective polarization) and extremity of political opinions (ideological polarization). We present findings from a quasi-experiment in Germany that matched 15,000 participants for a...

We replicate the analysis conducted by Frederiksen, 2022a. We focus on assessing the computational and robustness replicability of their work. We find that their main exhibits and supplementary analysis are replicable, both when running their original Stata replication package, and when we...

To explore the propagation of populist extremism across countries, we construct a multi-country model wherein each country's politician sequentially implements a policy. Voters learn the incumbent politician's type and the desirable policy by observing foreign policies on top of the domestic...

To explore the propagation of undesirable policies in a form of populist extremism, we construct a social learning model featuring agency problems. Politicians in different countries sequentially implement a policy. Voters learn the incumbent politician's type and the desirable policy by...

This paper introduces model uncertainty into the empirical study of the determinants of terrorism at country level. This is done by adopting a Bayesian model averaging approach and accounting for the over-dispersed count data nature of terrorist attacks. Both a broad measure of terrorism and...

This study examines the effect of religiosity on terrorism by focusing on one of the five pillars of Islam: Ramadan fasting. For identification, we exploit two facts: First, daily fasting from dawn to sunset during Ramadan is considered mandatory for most Muslims. Second, the Islamic calendar is...