This all speaks to a calcification of opportunity in the USA where coming from a good family background (with strong educational opportunities) means opportunities abound. If you come from a disadvantaged background, you are likely to stay there. This is essentially meritocratic feudalism.
> They then pass those advantages onto their children, with parents placing a “glass floor” under their kids. They ensure they grow up in nice zip codes, provide social connections that make a difference when entering the labor force, help with internships, aid with tuition and home-buying, and schmooze with college admissions officers. All the while, they support policies and practices that protect their economic position and prevent poorer kids from climbing the income ladder: legacy admissions, the preferential tax treatment of investment income, 529 college savings plans, exclusionary zoning, occupational licensing, and restrictions on the immigration of white-collar professionals.