We hypothesize that the spread of the Internet has reduced corruption, chiefly through two mechanisms. First, the Internet facilitates the dissemination of information about corrupt behavior, which raises the detection risks to shady bureaucrats and politicians. Second, the Internet has reduced...

Empirically, a higher frequency of lightning strikes is associated with slower growth in labor productivity across the 48 contiguous US states after 1990; before 1990 there is no correlation between growth and lightning. Other climate variables (e.g., temperature, rainfall and tornadoes) do not...

This research advances the hypothesis that cross-country variation in the historical incidence of eye disease has influenced the current global distribution of per capita income. The theory is that pervasive eye disease diminished the incentive to accumulate skills, thereby delaying the...

We advance the hypothesis that cultural values such as high work ethic and thrift, “the Protestant ethic” according to Max Weber, may have been diffused long before the Reformation, thereby importantly affecting the pre-industrial growth record. The source of pre-Reformation Protestant...