This Policy and Strategy Paper contributes to an ongoing policy debate-within the Bank but also with its client governments-about the role of tree crops in various production systems, and as key commodities in the trade portfolio of various African nations. It attempts to answer the following...

"This paper presents the evaluation of the program Computers for Education. The program aims to integrate computers, donated by the private sector, into the teaching of language in public schools. The authors conduct a two-year randomized evaluation of the program using a sample of 97 schools...

"This paper examines how households trade off migration and savings when subject to exogenous violence. The authors propose that households under violence decide jointly on migration and saving, because a higher asset-stock is more difficult to carry to a new place. When confronted with...