The Effect of Measured School Inputs on Academic Achievement: Evidence from the 1920s, 1930s and 1940s Birth Cohorts

Bound, John; Loeb, Susanna. (1996). The Effect of Measured School Inputs on Academic Achievement: Evidence from the 1920s, 1930s and 1940s Birth Cohorts. Review of Economics and Statistics. 78(4), 653-664.