- Livre électroniqueRace and Schooling in the South, 1880-1950Robert A. Margo
- Livre électroniqueWomen's Work?Joel Perlmann
- Livre électroniqueWages and Labor Markets in the United States, 1820-1860Robert A. Margo
- Livre électroniqueSérie : National Bureau of Economic Research Series on Long-Term Factors in Economic DevelopmentRobert A. Margo