Abstract: The first challenge for economic growth theory is to understand the transition from stagnation to growth at the time of the Industrial Revolution and in particular to identify the main factor(s) that triggered the take-off. Doing so also helps to understand why there are poor and rich...

Beyond natural sterility, there are two main types of childlessness: one driven by poverty and another by the high opportunity cost to child-rearing. We argue that taking childlessness and its causes into account matters for assessing the impact of development policies on fertility. We measure...

Among possible lifestyles, the DINKs (“double income no kids”) are couples choosing to be childless, while the DEWKs (“dually employed with kids”) are couples with children. We develop a theory of marriage and parenthood decisions, where we distinguish the choice to have children from...

This paper studies the effects of a fully funded social security reform with endogenous fertility in a detailed, general equilibrium life-cycle model with dynasties whose members differ in skills and life uncertainty. We find that as high skill households tend to save relatively more in assets...