Quality higher educational institutions are dominated by the children of the rich, not because they have unfairly bought their way in, but because they simply have been taught and supported better by expensive schools and private tutors. Because middle class parents do not have the ability to give their children similar capabilities, they do not see the system as fair.
Jerome H Powell: Advanced economy monetary policy and emerging market economies Speech by Mr Jerome H Powell, Member of the Board of Governors of the Federal Reserve System, at the Federal Reserve Bank of San Francisco 2013 Asia Economic Policy Conference, San Francisco, 4 November 2013.