This research explores the origins of the distribution of time preference across regions. It advances the hypothesis, and establishes empirically, that geographical variations in natural land productivity and their impact on the return to agricultural investment have had a persistent effect on...

Why does inequality vary across societies? We advance the hypothesis that in a mar- ket economy, where earning differentials re ect variations in productive traits among individuals, a significant component of the differences in inequality across societies can be attributed to variation in...