This paper answers the following two questions: 1) In the data, can we find a dilution effect of population growth also on per-capita human capital investment? If yes, 2) how can we use this fact to explain theoretically the existence of a differential impact of population change on economic...

This paper develops a model with increasing adult life expectancy as the driving force of the economic and demographic transition. We show that if parents invest their own time into children's human capital, rising adult life expectancy unambiguously increases fertility. With children educated...