We find robust evidence that cohorts of male graduates who start college during worse economic times earn higher average wages than those who start during better times. This gap is not explained by differences in selection into employment, in economic conditions at the time of college...

We apply a recently proposed method to disentangle unobserved heterogeneity from risk in returns to education. We replicate the original study on US men and extend to US women, UK men and German men. Most original results are not robust. A college education cannot universally be considered an...