Effects of sectorial productive concentration and spending on productivity in Loreto. Pensamiento Crítico, [S. l.], v. 25, n. 2, p. 107–136, 2021. DOI: 10.15381/pc.v25i2.19664. Disponível em: https://revistasinvestigacion.unmsm.edu.pe/index.php/econo/article/view/19664.. Acesso em: 17 jul. 2024.