We investigate the possibility that females and males had a distinct path in the evolution of prosociality and competitiveness. We collected experimental data measuring preferences for individual competition and in-group cooperation for a randomly selected sample of 751 individuals in Sierra...

We study the effect of individual exposure to civil conflict on trust and preferences for market participation. We conducted behavioral experiments and surveys among 426 randomly selected individuals more than a decade after the end of the Tajik civil war. We find that exposure to violence...