1. Barómetro de las Américas (2010). Latin American Public Opinion Project. Vanderbilt University. https://www.vanderbilt.edu/lapop/ab2010.php
2. Barro, R., & Lee, J. W. (2013). A new data set of educational attainment in the world, 1950-2010. Journal of Development Economics, 104, 184–198. https://doi.org/10.3386/w15902.
3. Bolt, J., Inklaar, R., de Jong, H. & van Zanden, J.L. (2018). Rebasing ‘Maddison’: New income comparisons and the shape of long-run economic development. Working Paper, 10. Retrieved from Maddison Project website: www.ggdc.net/maddison
4. Boudon, R. (1983). La desigualdad de oportunidades. Barcelona: Laia.
5. Cardoso, F. H., & Faletto, E. (1969). Dependencia y desarrollo en América Latina. México: Siglo XX.