A man holds a sign referring to disgraced financier Bernard Madoff outside Madoff's luxury apartment building on New York City's upper east side in this January 14, 2009 file photo. The collapse of investment banks Bear Stearns and Lehman Brothers, a $700 billion U.S. financial bailout and an alleged $50 billion Ponzi scheme by financier Bernard Madoff have contributed to a crisis of confidence in business that experts say will take strong action and a long time to reverse. Reuters Pictures logo Reuters Pictures 40 months ago

A man holds a sign referring to disgraced financier Bernard Madoff outside Madoff's luxury apartment building on New York City's upper east side in this January 14, 2009 file photo. The collapse of investment banks Bear Stearns and Lehman Brothers, a $700 billion U.S. financial bailout and an alleged $50 billion Ponzi scheme by financier Bernard Madoff have contributed to a crisis of confidence in business that experts say will take strong action and a long time to reverse.