R&D-based Growth in the Post-modern Era

Conventional R&D-based growth theory suggests that productivitygrowth is positively correlated with population size or population growth,an implication which is hard to see in the data. Here we integrate R&D-basedgrowth into a unied growth setup with micro-founded fertility and schoolingbehavior. We then show how a Beckerian child quality-quantity trade-o explainswhy higher growth of productivity and income per capita are associatedwith lower population growth...