Officials at the Federal Reserve signaled this week the bank will maintain its current level of market support for Fannie Mae, Freddie Mac and Ginnie Mae debt and MBS to help keep long-term interest rates for mortgages and other products at historic lows. The housing market remains mired in a lackluster recovery, shackled by massive foreclosures and a huge overhang of unsold inventory, despite all the unconventional support the Fed has bent over backwards to provide. During its meeting this week, the Federal Open Market Committee decided to maintain its “highly accommodative stance for monetary...