Colombia has the highest number of internally displaced refugees in the world after Syria. The decade-long ongoing armed conflict between the Colombian police and the armed forces, paramilitaries, and guerilla groups has caused 5.7 million people—more than ten percent of the population—to...

Policy programs in developing countries aimed at supporting certain sectors of the population in individual areas play a crucial role in development cooperation. Examples include programs to improve access to education. But what impact do such programs really have? The present study by DIW...