Students line up to wash their hands before eating at Kanda Estate Primary School in Accra, Ghana. Photo © Dominic Chavez/World Bank Human capital, that is the set of skills, health and knowledge…

Pietro Calice |

Today we face an interesting paradox. The number of people in the world living in extreme poverty has decreased dramatically in the past three decades. In 1981 half of the population in the…

Cecile Fruman |