Design of a leading indicator for Costa Rican economic activity. Economía y Sociedad, [S. l.], v. 19, n. 46, p. 56–78, 2014. DOI: 10.15359/eys.19-46.4. Disponível em: https://www.revistas.una.ac.cr/index.php/economia/article/view/6426.. Acesso em: 28 apr. 2024.