Human Capital Externalities and Growth
The series Working Papers on Economics is published by the Office for Economic Studies at the Banco de la República (Central Bank of Colombia). The works published are provisional, and their authors are fully responsible for the opinions expressed in them, as well as for possible mistakes. The opinions expressed herein are those of the authors and do not necessarily reflect the views of Banco de la República or its Board of Directors.
This paper provides evidence of positive externalities in human capital that help to explain divergences in development worldwide. We estimate the supply and demand for human capital using a five-year panel involving 60 countries and covering the period 1980-2000, and found that there exist positive externalities in human capital accumulation close to one. This translates into increasing returns to scale and increasing marginal returns in human capital Keywords: Economic growth, human capital, externalities.