Demand for purchase mortgages fell last week as homes continued to be in short supply in many markets, the Mortgage Bankers Association reports. Applications for purchase loans dropped a seasonally adjusted 5 percent for the week ending June 13 from a week earlier and were down 15 percent from a year ago, according to the MBA's Weekly Mortgage Applications Survey. “Interest rates increased relative to the previous week, as incoming economic data continues to suggest a pickup in the pace of growth,” said Mike Fratantoni, chief economist at MBA, in a statement. “Although the average rate for the week was up only a few basis points, the increase was matched by a large drop in refinance volume, and purchase application volume also declined." Some lenders continue to report that...