there has been extensive research and investment in strategies that aim to improve the quality of education around the world. but despite rigorous evidence, the question of what to do in a specific context usually remains only partially answered at best. as a result, numerous impact evaluations are being conducted with the goal of learning what works. the goal of the guidelines presented here is to summarize the evidence and provide references in a single document in order to save time for those implementing education impact evaluations through randomized control trials. the guidelines focus on supporting evaluations that help policymakers determine where to assign limited resources to improve the quality of education. the document has five sections. the first reviews empirical findings to provide a general idea of why education is important, which inputs matter, and how
to conduct an impact evaluation. the second section provides guidance on how to define the impact evaluation hy...