We are indebted to Antonio Campos and Luis Angel Mejia for directing the process to match the administrative records needed for this study. Lisseth Escalante and Alfonso Rodriguez Saldarriaga provided excellent research assistance. We recognize the contributions of Pablo Ibarrarán, Ana Santiago and Eugenio Severín in the original randomization implemented for the development of this study. The authors acknowledge the financial support provided by the Inter-American Development Bank. The content and findings of this paper reflect the opinions of the authors and not those of the Inter-American Development Bank, its Board of Directors, the countries they represent, or the National Bureau of Economic Research.