Peer-reviewed journal articles
Schling, M., Somarriba, M. S., de Dios Mattos, J., & Chang Huaita, R. Y. (2026). Land regularization and technical efficiency in agricultural production: An empirical study in Andean countries. Journal of Rural Studies, 121, 103912. https://doi.org/10.1016/j.jrurstud.2025.103912
Jara, H. X., Rodríguez, D., Collado, D., Torres, J., Mideros, A., Montesdeoca, L., … Chang, R. (2025). Assessing the role of tax-benefit policies during the COVID-19 pandemic: Evidence from the Andean region. Review of Development Economics, 29(1), 226–246. https://onlinelibrary.wiley.com/doi/full/10.1111/rode.13125
Book chapters
Salazar, L., Schling, M., De Salvo, C. P., Martel, P., Rondinone, G., Torres Ruesta, D. V., … Chang, R. (2025). Agricultural Productivity in Latin America and the Caribbean: What We Know and Where We Are Heading. Inter-American Development Bank. https://publications.iadb.org/en/agricultural-productivity-latin-america-and-caribbean-what-we-know-and-where-we-are-heading
Rodríguez, D., Jara, H. X., Dondo, M., Arancibia, C., Macas, D., Riella, R., … Chang, R. (2025). The role of tax–benefit systems in protecting household incomes in Latin America during the COVID-19 pandemic. In M. Jouste, R. Kanbur, J. Pirttilä, & P. Rattenhuber (Eds.), Poor Protection: The Role of Taxes and Social Benefits in the Developing World During Crises. Oxford University Press. https://global.oup.com/academic/product/poor-protection-9780198909422
Working papers
Schling, M., Somarriba, M. S., De Salvo, C. P., & Chang Huaita, R. Y. (2025). Irrigation Infrastructure and Vineyard Productivity: Evidence using Remote Sensing and Synthetic Difference-in-Differences in Argentina. Inter-American Development Bank Working Paper. https://publications.iadb.org/en/irrigation-infrastructure-and-vineyard-productivity-evidence-using-remote-sensing-and-synthetic
Chang, R., Castellanos, L., Penelas, E., & Torres, J. (2024). Can Electronic Voting Shape Election Outcomes in Developing Countries? Evidence from Peru. APE Working Paper No. 203, Peruvian Economic Association. https://perueconomics.org/wp-content/uploads/2024/09/WP-203.pdf
Chang, R., Fernández, W., & Gutiérrez, K. (2022). Una primera mirada a la rotación laboral en el sector público peruano: determinantes y efectos sobre el desempeño. Working paper. https://cies.org.pe/wp-content/uploads/2022/01/VP_Chang-Fernandez-Gutierre.pdf
Torres, J., Málaga, A., & Chang, R. (2019). Cyclicality of Fiscal Transfers for a Latin American Small Open Economy: The Perils of Earmarked Transfers. APE Working Paper No. 155, Peruvian Economic Association. https://perueconomics.org/wp-content/uploads/2019/12/WP-155.pdf
Work in progress
Chang, R., & Lastunen, J. (2026). Informal consumption in the microsimulation of VAT: Application to Rwanda, Peru, Mozambique, and Uganda. UNU-WIDER.
Rosas, J., Chang, R., & Castellanos, L. A first look at the effects of the VRAEM Plan using night lights.
Technical reports & research tools
Torres, J., & Chang, R. (2023). SOUTHMOD Country Report: PERUMOD v2.4 (2019–2022) – Tax-Benefit Microsimulation Model for Peru. UNU-WIDER, Helsinki. https://www.wider.unu.edu/publication/southmod-country-report-peru-perumod-v40
Fuentes, V., Gonzales, F., Crisólogo, T., Manrique, G., Herrera, P., & Chang, R. (2022). Índice de Competitividad Regional – INCORE 2022. Instituto Peruano de Economía.
Gonzales, F., Crisólogo, T., Chang, R., & Herrera, P. (2021). Índice de Competitividad Regional – INCORE 2021. Instituto Peruano de Economía.
Grants
Research Grant, Peruvian Social and Economic Research Consortium, 2021.
Research Grant, Global Challenges Research Fund - UK, 2020-2021.
Lima School of Economics: Summer School, 2021. 50% tuition waiver.
Conferences
SOUTHMOD Workshop, UNU-WIDER. Online, 2025. Paper: Informal consumption in the microsimulation of VAT: Application to Rwanda, Peru, Mozambique, and Uganda.
SOUTHMOD Workshop, UNU-WIDER. Oslo, Norway, 2023. Paper: PERUMOD, Technical report.
5th Congress of the Peruvian Economic Association, Peru, 2018. Paper: “Cognitive peer effects in Peru: Evidence in ECE tests”, with Jose Chumpitasi.
IX Ibero-American Conference on Local Financing, October 2020. Paper: “The effect of job rotation in the Peruvian public sector”, with William Fernandez and Katherine Gutierrez.