Greenspan Spin "not my fault"

We are in the midst of a global crisis that will unquestionably rank as the most virulent since the 1930s. It will eventually subside and pass into history. But how the interacting and reinforcing causes and effects of this severe contraction are interpreted will shape the reconfiguration of our currently disabled global financial system. There are at least two broad and competing explanations of the origins of this crisis

Alan Greenspan Says the Federal Reserve Didn't Cause the Housing Bubble - WSJ.com