He tutors math and science, my aunt (who also has a graduate degree) works in a daycare. Canadian welfare is also quite generous.

Their son is doing well, but I don’t see how it makes economic sense for Canada at that point. It boils down to a circuitous and expensive way to direct government dollars to smart people who are likely to have smart kids. You could save yourself a step and just give lower income kids in Canada IQ tests and throw money at the promising ones.