(with Sandip Mitra, Dilip Mookherjee, and Sujata Visaria); (2018). Asymmetric Information and Middleman Margins: An Experiment with West Bengal Potato Farmers. The Review of Economics and Statistics, MIT Press, vol. 100(1), pages 1-13, March.
(with Zhang, Jian; Jin, Songking and Tao, Li). (2018). Teachers, Compensation, and Urban-Rural Gaps in Education Outcomes. American Journal of Agricultural Economics (AJAE). Amer. J. Agr. Econ. 0(0): 1–17.
(with Martins-Filho and Yao). (2018). Nonparametric Estimation of Conditional Value-at-Risk and Expected Shortfall Based on Extreme Value Theory. Econometric Theory, Cambridge University Press, vol. 34(01), pages 23-67, February.
(with Hernandez, M). (2018). A Poverty-Sensitive Scorecard to Prioritize Lending and Grant Allocation: Evidence from Central America. Food Policy, Elsevier, vol. 77(C), pages 81-90.
(with Andre Devaux Andre, André Devaux, Jason Donovan and Douglas Horton). (2018). Agricultural Innovation and Inclusive Value-Chain Development: A Review. Journal of Agribusiness in Developing and Emerging Economies. Vol,8, No. 1.2018.
(with Manuel Barron); (2017). Household Electrification and Indoor Air Pollution, Journal of Environmental Economics and Management, Elsevier, vol. 86(C), pages 81-92.
(with Miguel Almanzar). (2017). Distributional Effects of Growth and Public Expenditures in Africa: Estimates for Tanzania and Rwanda. World Development Vol. 95, pp. 177–195, 2017.
(with Nakasone, Eduardo). (2016). A Text Message Away: ICTs as a Tool to Improve Food Security. Agricultural Economics. Agricultural Economics, International Association of Agricultural Economists, vol. 47(S1), pages 49-59, November.
(with Chong, Alberto, Isabelle Cohen, Erica Field, Eduardo Nakasone) (2016). Are There Nutrient-based Poverty Traps? Evidence on Iron Deficiency and Schooling Attainment in Peru. American Economic Journal: Applied Economics, 8(4): 222-255.
(with Tanguy Bernard). (2015). Social Interaction Effects and Connection to Electricity: Experimental Evidence from Rural Ethiopia. Economic Development and Cultural Change (EDCC), Vol. 63, No. 3, April 2015.
(with Angelino Viceisza). (2015). To Remit, or Not to Remit: That Is the Question. A remittance field experiment. Journal of Economic Behavior & Organization, 112 (2015) 221–236
(2015). The Impact of Rural Electrification: Challenges and Ways Forward. Revue d’économie du développement, De Boeck Université, vol. 23(HS), pages 49-75.
(2015). L’impact de l’électrification rurale : enjeux et perspectives. Revue d’économie du développement, De Boeck Université, vol. 23(3), pages 55-83.
(with Martins-Filho and Yao). (2014). High Order Conditional Quantile Estimation Based on Nonparametric Models of Regression. Econometric Reviews. Taylor & Francis Journals, vol. 34(6-10), pages 907-958, December.
(with Angelino Viceisza). (2014). Potential Collusion and Trust: Evidence from a Field Experiment in Vietnam. African Journal of Agricultural and Resource Economics, Vol 11, Issue 1,11.
(with Ekin Birol & Bhushana Karandikar & Devesh Roy). (2015). Information, Certification and Demand for Food Safety: Evidence from an In-store Experiment in Mumbai. Journal of Agricultural Economics, Wiley Blackwell, vol. 66(2), pages 470-491, June.
(with Saenger, Christopher and Qaim, Martin). (2014). Impact of Third-Party Enforcement of Contracts in Agricultural Markets – A Field Experiment in Vietnam. American Journal of Agricultural Economics. Amer. J. Agr. Econ. 1–19.
(with Nakasone, Eduardo, and Bart Minten). (2014). The Power of Information: the ICT Revolution in Agricultural Development. Annual Review of Resource Economics, Vol. 6 pages 533-550, October.
(with Marco Castillo, Ragan Petrie and Angelino Viceisza). (2014). Lost in the Mail: A Field Experiment on Crime. Economic Enquiry, Vol. 52. Issue 1, pp 285-303.
(with Manuel Hernandez). (2014). Parametric versus nonparametric methods in risk scoring: An application to microcredit. Empirical Economics, Volume 46, Issue 3 (2014), Page 1057-1079.
(with Marco Castillo, Ragan Petrie, and Lise Vesterlund). (2013). Gender Differences in Bargaining Outcomes: A Field Experiment on Discrimination. Journal of Public Economics, Elsevier, vol. 99(C), pages 35-48.
(with Saenger, Christopher; Qaim, Matin; Viceisza). (2013). Contract farming and smallholder incentives to produce high quality: experimental evidence from the Vietnamese dairy sector. Agricultural Economics. Volume 44, Issue 3, May 2013, Pages: 297–308
(with Hernandez, Manuel). (2013). Market Concentration and Pricing Behavior in the Fertilizer Industry: A Global Approach. Agricultural Economics, International Association of Agricultural Economists, vol. 44(6), pages 723-734, November.
(with Moreno, M; Nopo, H; and Saavedra, J). (2012). Detecting Gender and Racial Discrimination in Hiring through Monitoring Intermediation Services: The Case of Selected Occupations in Metropolitan Lima, Peru. World Development. 2012, 40 (2), 315-328.
(with Field, E., and A. Ambrus). (2010). Muslim family law, prenuptial agreements and the emergence of dowry in Bangladesh. The Quarterly Journal of Economics, Vol 125, Issue 3
(with Marco Castillo & Ragan Petrie). (2010). On the Preferences of Principals and Agents. Economic Inquiry. Vol 48, No.2, April 2010, pp. 266-273. Published online on October 8, 2009.
(with Miguel Robles). (2010). Understanding the Impact of High Food Prices in Latin America. Economia, Volume 10, Number 2, Spring 2010, pp. 117-164
(with Manuel Hernandez). (2010). Examining the dynamic relationship between spot and futures prices of agricultural commodities. Commodity Market Review, 2009-2010, pp.47-87.
(with Erica Field & Omar Robles). (2009). Iodine deficiency and schooling attainment in Tanzania. American Economic Journal: Applied Economics, 1(4): 140–69. Previously published as NBER Working Paper No. 13838.
(with Chong, Alberto & Virgilio Galdo). (2009) Access to Telephone and Household Income in Poor Rural Areas using a Quasi-Natural Experiment. Economica, Vol 76, Issue 304, pp. 623-648.
(with Joachim von Braun). (2009). Exploring the Price Spike. Choices, 1st Quarter 2009, 24(1).
(with Eduardo Maruyama and Maribel Elias). (2009). Tipología de micro-regiones de las áreas rurales de Ecuador: Aplicaciones de fronteras estocásticas de utilidades agrícolas. Finanzas Públicas, Volumen 1, No. 2, Segundo Semestre del 2009.
(with Joachim von Braun). (2009). Grappling with Grain Prices. OECD Observer, No 274, October 2009.
(with Ñopo, Hugo & Saavedra, Jaime). (2007). Ethnicity and Earnings in a Mixed Race Labor Market. Economic Development and Cultural Change, Vol. 55, No. 4. (4): 709-734.
(2007). Comments to Stratification and public utility services in Colombia: Subsidies to households or distortion of housing prices. Economía 7(2): 87-96.
(with Javier Escobal). (2005). Measuring the impact of asset complementarities: the case of rural Peru. Cuadernos de Economia, 42. Pp. 1-26.
(with Enrique Schroth and Alberto Pasco Font). (2004). The Impact of Telecommunications Privatization in Peru on the Welfare of Urban Consumers. Economía, 4(1).
(with Virgilio Galdo and Shyamal Chowdhury). (2003). Willingness to Pay for the Rural Telephone Service in Bangladesh and Peru. Information Economics and Policy, Vol. 15 (3), pp. 327-361.
(with Lynne Zucker and Michael Darby). (2002). Labor Mobility from Academe to Commerce of U.S. Bio-Star Scientists. Journal of Labor Economics, 20 (3)629-60.
(with Javier Escobal and Jaime Saavedra). (2000). The Private, Public and Organizational Assets of the Poor in Perú. Trimestre Económico, Vol LXVI(3), N(263), pp.619-659.