For a panel of 122 cities observed over 300 years in medieval northern-central Italy, we document that the occurrence of an earthquake retarded institutional transition from the feudal regime to the commune (free city state) in cities where the political and the religious leaders were one and...

Can weakened religiosity lead to the rise of totalitarianism? The Nazi Party set itself up as a political religion, emphasizing redemption, sacrifice, rituals, and communal spirit. This had a major impact on its success: Where the Christian Church only had shallow roots, the Nazis received...

Guinnane and Hoffman (subsequently GH) comment on two of our papers: Voigtländer and Voth: "Persecution Perpetuated" (2012, subsequently PP) and Satyanath, Voigtländer and Voth: Bowling for Fascism (2017, subsequently BF). They allege that our econometric results are fragile and depend on...