Mitt Romney tax returns

Romney's Best Tax Break: Let's Talk 'Carried Interest'

Mitt Romney paid a lower tax rate on his $21.6 million income in 2010 than the average U.S. family. It's no secret how: He made his money from investments, not wages. But even people who favor low capital gains taxes might not approve if they understood more about a neat little income category he benefited from called "carried interest."