Earlier quoted context omitted.
There has been many studies for a long time (several decades) which show that as far as environment matters, what matters is not so much money, but what is called in sociology "cultural capital" (not sure it is the right expression in English). For example, in France (but I guess in other countries as well), children from teachers succeed much better than children from workers, even though income is not so much diffe…
I suppose the counter point is that teachers are 'underpaid' for their intelligence, when compared to workers. There is probably an element of that since teaching is vocational and most people entering the profession do so in the knowledge that they will not earn as much. Hence we should not be surprised that their children do better - for both cultural and genetic reasons (50-50?). The original point was about acade…
This is not to say it is not interesting, but I would put it in the same camp as discussion around religion: it is possible to discuss about it, but almost impossible to do it in a reasonable manner with random people in the internet. That's why I refuse to discuss it as a matter of principle in most cases with people I don't know personally.