OLIVERA, J. E.(2025). Ethnic differences and preference heterogeneity: assessing social pensions in Peru. Development Studies Research. Volumen: 12. (pp. 1 - 18).
Bernal, N.; OLIVERA, J. E.; Suhrcke, M.(2024). The effects of social pensions on nutrition-related health outcomes of the poor: Quasi-experimental evidence from Peru. Health Economics.