according to the oecd demography and population database for example in almost all european oecd countries most immigrants are from europe oecd m educational attainment of the nativeborn and foreignborn population should also inform policies related to human capital within these two groups in some cases similarities or divergences between the two groups can signal the need for formal andor nonformal adult education programmes see indicator a among yearolds there is a perfect gender balance in the percentage of men and women who are tertiaryeducated on average across oecd countries however among the younger generation age a larger share of women than men are attaining tertiary education