Share of mortgages at least 30 days past due declined to 6.39% in the 4th quarter 2013, down from 7.09% a year ago, according to the Mortgage Bankers Association. Foreclosure inventory declined to 2.9% for 4th quarter 2013. Three fourths of the troubled loans are from the period before 2007. The improved economic situation and lower unemployment has helped. Also helping is the increase in prices, with home prices up 8.4% in Dec. 2013 over the prior year, according to Black Knight Financial Services. The price increase has reduced the number of homes "under water"- owing more than the homes are worth- from 19% in Jan 2013 to 11.4% in October, according to Black Knight. Banks have also tightened their lending practices. The progress is uneven with California and Arizona, some of the worst hit states doing better in 2013. Judicial states such as New York and Florida, where courts have to approve foreclosure by banks, are making gradual improvement. About 1.5% of California homes were in foreclosure by the end of 2013, compared to 8.5% in Florida, according to MBA. In 2014 price improvements are expected to slow, and the 10% of homes in various stages of delinquency or foreclosure still remain as a hangover from the housing crisis that slows U.S. economic recovery....