market is red hot" . Chicago Tribune . 2006-09-10 . http://www.chicagotribune.com/business/chi-0609100082sep10,1,5965765.story?coll=chi-business-hed&ctrack=1&cset=true .   ^ Howley, Kathleen (2007-06-14). "U.S. Mortgages Enter Foreclosure at Record Pace" . Bloomberg News . http://www.bloomberg.com/apps/news?pid=20601087&sid=aLwz4ThaWzAg&refer=home .   ^ "Greenspan: 'Local bubbles' build in housing sector" . USA Today . 2005-05-20 . http://www.usatoday.com/money/industries/energy/2005-05-20-greenspan_x.htm .   ^ "S&P/Case-Shiller Home Price