We study the interactions between technological innovation, investment in human capital and child labor. In our setting new technologies require new skills and new skills can be developed only through schooling. In a two-stage game, first firms decide on innovation, then households decide on...

We study an OLG economy where productivity growth comes from two alternative sources: process innovation and learning-by-doing. There is a trade-off between the two in so far as frequent technological updates reduce the scope for learning on existing technologies. A conflict is shown to arise...

This essay provides an overview of the role of infrastructure on economic geography in the light of both theoretical and empirical findings. Two main lessons stand out. First, infrastructural improvements affect the geographical distribution of economic activities. Second, even when localized,...