Earlier quoted context omitted.
From the same report, the bullet point above your first quote: > The wage gap between teachers and non-teachers disappears when both groups are matched on an objective measure of cognitive ability rather than on years of education. That “objective measure” is based on human capital model of wages, and it seems to me pretty biased to apply to such a specialized profession. Being wonderful at making a group of 6 years…
heritage really isn't going to be a good source on this kind of thing fwiw
If you have better facts, please provide them. Disparaging a source of information adds nothing to the conversation.