US rate on 30-year mortgage slips to 3.34 pct. - Article Photos 1/1

In this Thursday, Dec. 20, 2012, photo, a sign hangs in North Andover, Mass., where an existing home is for sale. Average U.S. rates on fixed mortgages moved closer to their record lows this week, a trend that has made home buying more affordable and helped sustain a housing recovery. (AP Photo/Elise Amendola)