Estimates for the US suggest that at least in some sectors productivity-enhancing reallocation is the dominant factor in accounting for productivity growth. An open question, particularly relevant for developing countries, is whether reallocation is always productivity enhancing. It may be that...

Identification of the strength of human capital externalities at the aggregate level is still not fully understood. The existing method may yield positive or negative externalities even if wages reflect marginal social products. We propose an approach that yields positive average human capital...

In 1990 Colombia replaced its traditional system of severance payments with a new system of severance payments savings accounts (SPSAs). Although severance payments often are justified on the grounds that they provide insurance against earnings loss, they also increase costs for employers and...

We combine growth theory with US Census data on individual schooling and wages to estimate the aggregate return to human capital and human capital externalities in cities. Our estimates imply that a one year increase in average schooling in cities increases their aggregate labour productivity by...

In this paper, we analyse employment and capital adjustments using a panel of plants from Colombia. We allow for nonlinear adjustment of employment to reflect not only adjustment costs of labour but also adjustment costs of capital, and vice-versa. Using data from the Annual Manufacturing...