I assess the magnitude of human capital spillovers in US cities by estimating plant-level production functions. I use a unique firm worker matched dataset, obtained by combining the Census of Manufacturers with the Census of Population. After controlling for a plant's own human capital, plant...

We estimate the effect of maternal education on birth outcomes using data from the Vital Statistics Natality files for 1970 to 1999. We also assess the importance of four potential channels through which maternal education may improve birth outcomes: use of prenatal care, smoking behavior,...

What is the effect of an increase in the overall level of human capital on the economy of a city? Although much is known about the private return to education, much less is known about the more important question of what happens to productivity, wages and land prices when the aggregate stock of...