Since the seminal work of Becker, the dynamics of endogenous fertility has been based on the trade-off faced by parents … upstream, so as to keep fertility endogenous. We do that by adding a negative "sibship size effect" on human capital formation …, the possibility of a jump from a state with high fertility and low income to a state with low fertility and high income …

This paper develops a theory in which households prepare for future education by adjusting the number of children they … disturbances after childbirth. -- Fertility ; Lock-in effect ; Inequality ; Education …