We investigate if the association between family background and income in Sweden has changed for men born between 1932 and 1968. Our main finding is that the share of the variance in long-run income that is attributable to family background, the so-called brother correlation in income, has...

This paper uses Swedish register data to examine four classical outcomes in empirical labor economics: IQ, noncognitive skills, years of schooling and long-run earnings. We estimate sibling correlations – and the variance components that define the sibling correlation – in these outcomes. We...