1. Ainsworth, M., Beegle, K., & Nyamete, A. (1996). The impact of women’s schooling on fertility and contraceptive use: A study of fourteen sub-Saharan African countries. The World Bank Economic Review, 10(1), 85–122.
2. Arnold, F. (1975) The value of children: A cross-national study, Volume One. Introduction and Comparative Analysis.
3. Baland, J.M., Bonjean, I., Guirkinger, C., Ziparo, R. (2013) The economic consequences of solidarity in extended families.
4. Becker, G.S. (1960) An economic analysis of fertility. Demographic and economic change in developed countries. In: NBER conference series, Vol. 11, pp. 209–231.
5. Bongaarts J. (2013) How exceptional is the pattern of the fertility decline in sub-Saharan Africa. UN Population Division, Expert Paper. Vol. 4.