The problem with that analysis is that it indicates why those striving to achieve higher incomes and wealth in the future may have more problems. However, it does not explain how many of those who have had their educations, successful careers, or their own businesses for decades, have seen their previous wealth stagnate, decline, or even disappear, while the rich have gotten so dramatically richer.
via Janet Yellen Is Wrong About The Cause Of Wealth Inequality. – Forbes.