America’s expansion to one of the richest nations in the world was partly due to a steady increase in labor productivity, which in turn depends upon the invention and deployment of new technologies and on investments in both human and physical capital. The accumulation of human capital—the...

"I examine changes in the city-suburban housing price gap in metropolitan areas with and without court-ordered desegregation plans over the 1970s, narrowing my comparison to housing units on opposite sides of district boundaries. The desegregation of public schools in central cities reduced the...

"In the mid-twentieth century, relative black wage growth in the North lagged behind the Jim Crow South. Inter-regional migration may explain this trend. Four million black southerners moved North from 1940 to 1970, more than doubling the northern black population. Black migrants will exert more...