At the end of a controlled experiment where research assistants were hired for coding news from online newspapers, the experimenter-employer asked a number of them to roll a die and report the result in order to be paid in cash an amount linear on the reported number from 1 to 6 that could go...

How do various sources of social identity affect segregation and discrimination decisions? In our laboratory experiment, social identity originates either from similar preferences, income, ability, randomly or from shared socioeconomic status. For the latter, we exploit Colombia's unique (public...

Despite a growing body of literature on how environmental degradation can fuel civil war, the reverse effect, namely that of conflict on environmental outcomes, is relatively understudied. From a theoretical point of view this effect is ambiguous, with some forces pointing to pressures for...

This paper studies the effect of strengthening democracy, as captured by an increase in voting rights, on the incidence of violent civil conflict in nineteenth-century Colombia. Empirically studying the relationship between democracy and conflict is challenging, not only because of conceptual...

English Abstract: We document the existence of a Crime Kuznets Curve in US states since the 1970s. As in come level shave risen, crime has followed an inverted U-shaped pattern, first increasing and then dropping. The Crime Kuznets Curve is not explained by income inequality. In fact, we show...