Critics say Greenspan helped cause the housing bubble and the financial crisis by cutting interest rates too much, creating excess liquidity. Greenspan maintains there was little the Federal Reserve could have done to prevent the bubble without harming the economy and the stock market. In this extended interview with CNBC's David Faber, Greenspan defends his actions, answers his critics, and explains his philosophy
WATCH THE COMPLETE INTERVIEW (only on CNBC.com):
Note: This interview took place in September of 2008.