Trevor Snapp

Bloomberg Línea — La producción de café en países como Honduras y Uganda genera costos sociales y ambientales que no se reflejan en el precio que pagan las empresas compradoras.

An opposition politician and a campaigner were hacked to death with machetes. A lawmaker's car was riddled with bullets and he was left fighting for his life. These shadowy attacks weren't in one of East Africa's war zones, but in Tanzania -- a country that hasn't seen serious upheaval in decades and whose populist president, John Magufuli, is on a mission to revitalize the region's second-biggest economy.

A new study by economists at Harvard and from MIT suggests that the best way to fight global poverty (PDF) is simply to give people cash and let them spend it however they want.