Working papers
    1. Improving early-grade literacy in East Africa: Experimental evidence from Kenya and Uganda (with Adrienne Lucas, Moses Ngware, and Moses Oketch). Journal of Policy Analysis and Management, forthcoming.
    2. Improving middle school quality in poor countries: Evidence from the Honduran Sistema de Aprendizaje Tutorial (with Erin Murphy-Graham, David Torres Irribarra, Claudia Aguilar, and Renán Rápalo). Educational Evaluation and Policy Analysis, forthcoming.
    3. The heterogeneous impact of conditional cash transfers (with Sebastian Galiani). Journal of Public Economics, 2013.
    4. The impact of Chile's school feeding program on education outcomes. Economics of Education Review, 2013.
    5. Cost-effectiveness analysis of education and health interventions in developing countries. Journal of Development Effectiveness, 2012.
    6. Preschool and maternal labor outcomes: Evidence from a regression discontinuity design. Economic Development and Cultural Change (with Samuel Berlinski and Sebastian Galiani), 2011.
    7. The effects of quantitative skills training on college outcomes and peers. Economics of Education Review (with Kristin Butcher and Corrine Taylor), 2010.
    8. Can schools reduce the indigenous test score gap? Evidence from Chile. Journal of Development Studies, 2008.
    9. School choice, stratification, and information on school performance: Lessons from Chile. Economía (with Miguel Urquiola and Emiliana Vegas), 2008.
    10. Evaluating multigrade school reform in Latin America. Comparative Education, 2008.
    11. Quantitative research methods in education finance and policy. In Handbook of research in education finance and policy, ed. Helen F. Ladd and Edward B. Fiske, 2008.
    12. Breaking ground: Analysis of the assessment system and impact of Mexico's teacher incentive program "Carrera Magisterial" (with Lucrecia Santibáñez, José Felipe Martinez, Ashlesha Datar, Claude Messan Setodji, and Ricardo Basurto-Dávila), 2007.
    13. The central role of noise in evaluating interventions that use test scores to rank schools. American Economic Review (with Kenneth Y. Chay and Miguel Urquiola), 2005.
    14. Teacher and principal incentives in Mexico (with Lucrecia Santibañez). In Incentives to improve teaching: Lessons from Latin America, ed. Emiliana Vegas, 2005.
    15. The potential impact of vouchers. Peabody Journal of Education, 2004.
    16. How effective are private schools in Latin America? Comparative Education Review (with Marie-Andrée Somers and J. Douglas Willms), 2004.
    17. Public subsidies for private schooling: A comparative analysis of Argentina and Chile. Journal of Comparative Policy Analysis, 2002. Translated as: Educación pública y privada en el cono sur: Un análisis comparativo entre la Argentina y Chile. In Las reformas educativas en la década de 1990: Un estudio comparado de Argentina, Chile y Uruguay, ed. Martin Carnoy, Gustavo Cosse, and Cristián Cox. Buenos Aires: Ministerio de Educación.
    18. The effectiveness of public, Catholic, and non-religious private schools in Chile’s voucher system. Education Economics, 2001.
    19. The potential impact of large-scale voucher programs. Review of Educational Research, 2000.
    20. The effectiveness and efficiency of private schools in Chile’s voucher system. Educational Evaluation and Policy Analysis (with Martin Carnoy), 2000.
    21. The effectiveness of multigrade schools in Colombia. International Journal of Educational Development, 1998. Translated as: La efectividad del programa Escuela Nueva en Colombia. Ensayos sobre Economía Cafetera.