Socioeconomic Factors Affecting Childhood Mortality in Ethiopia: An Instrumental Variable Approach. Ethiopian Journal of Economics, [S. l.], v. 20, n. 2, p. 63–82, 2012. Disponível em: https://ethiopianjournalofeconomics.org/index.php/EJE/article/view/114.. Acesso em: 17 apr. 2026.