In what year did a group of computer scientists build a model for ratings produced by rating agencies that turned out to be accurate for what happened in 2006-2008? [SEP] With increasing distance from the underlying asset these actors relied more and more on indirect information (including FICO scores on creditworthiness, appraisals and due diligence checks by third party organizations, and most importantly the computer models of rating agencies and risk management desks).
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