Could bad weather be responsible for U.S. corruption? Natural disasters create resource windfalls in the states they strike by triggering federally provided natural-disaster relief. By increasing the benefit of fraudulent appropriation and creating new opportunities for such theft,...

Is it possible to trade with bandits? When government is absent, the superior strength of some agents makes it cheaper for them to violently steal what they desire from weaker agents than to use trade to obtain what they want. Such was the case with middlemen who interacted with producers in...

I argue that medieval judicial ordeals accurately assigned accused criminals’ guilt and innocence. They did this by leveraging a medieval superstition called iudicium Dei (judgments of God). According to that superstition, God condemned the guilty and exonerated the innocent through...

For 250 years insects and rodents accused of committing property crimes were tried as legal persons in French, Italian, and Swiss ecclesiastic courts under the same laws and according to the same procedures used to try actual persons. I argue that the Catholic Church used vermin trials to...