GALARZA, Francisco. Field experiments in economics: preferences regarding risk and demand by intertemporal contracts in Peru. Apuntes. Social Sciences Journal, [S. l.], n. 66, p. 5–27, 2010. DOI: 10.21678/apuntes.66.595. Disponível em: https://revistas.up.edu.pe/apuntes/article/view/595. Acesso em: 16 sep. 2026.