Does U.S. Economic Inequality Have a Good Side?

Aired: 10/26/2011 | 0:08:58 | Clip
A new Congressional Budget Office analysis supports the idea that income inequality has grown considerably over the past few decades. As part of his Making Sen$e series on economic inequality, Paul Solman talks to libertarian law professor Richard Epstein, who argues that wealth inequality acts as a driving force for innovation.