This paper suggests that the weak empirical effect of human capital on growth in existing cross-country studies is partly the result of an inappropriate specification that does not account for the different channels through which human capital affects growth. A systematic replication of earlier...

This paper provides a unified theory of the economic and demographic transition. Individualsmake optimal decisions about fertility, education of their children and the type and intensity ofthe investments in their own education. These decisions are affected by different dimensionsof mortality...

We propose a unified growth theory to investigate the mechanics generating the economic and demographic transition, and the role of mortality differences for comparative development. The framework can replicate the quantitative patterns in historical time series data and in contemporaneous...