Family Background and the Estimated Return to Schooling: Swedish Evidence
利用1993年瑞典已婚及同居男性的收入数据，发现控制家庭背景后，教育回报率下降约9%，且家庭背景效应主要源于有效的婚姻匹配。
Earnings regressions for married and cohabiting Swedish males in 1993 indicate that controlling for family background reduces the measured return to education by about 9 percent, net of measurement error bias. The Swedish evidence is generally consistent with the hypothesis that family background effects are primarily a result of an efficient marital sorting