Older workers typically possess older vintages of skills than younger workers, and they may suffer more from technological change. Experienced workers never the less have accumulated human capital that make them suitable for adopting new technologies. On the other hand, to adjust to new...

Despite important policy implications associated with the allocation of education resources, evidence on the effectiveness of school inputs remains inconclusive. In part, this is due to endogenous allocation; families sort themselves non-randomly into school districts and school districts...