The social science literature has done much to document pervasive racial discrimination in Brazil and there is little doubt that a very dark colour is a handicap to social advancement. Nevertheless, very few empirical economic studies have attempted to quantify the impact of ethnic...

This paper questions the line of reasoning followed by several authors, notably Easterly and Levine according to which ethno-linguistic fragmentation, because it leads to poor policies, is the main factor explaining the 'tragedy' of low African growth. A first set of criticism concerns the model...