Greenspan - Bad data hurt Wall Street computer models - NYTimes.com

Greenspan - Bad data hurt Wall Street computer models - NYTimes.com: "Greenspan told the committee. 'The whole intellectual edifice, however, collapsed in the summer of last year because the data inputted into the risk management models generally covered only the past two decades a period of euphoria.'He added that if the risk models also had been built to include 'historic periods of stress,