Bank Breakup 101

Some organizations are calling for the government to break up the big banks.  If that were to happen, what would it look like? Simon Johnson, the former chief economist of the International Monetary Fund, a professor at the MIT Sloan School of Management and a co-founder of The Baseline Scenario blog, weighs in. His new book is 13 Bankers: The Wall Street Takeover and the Next Financial Meltdown.