Home prices are stabilizing, and new construction is bouncing back, but apparently the U.S. Federal Reserve isn't buying a bullish housing recovery. Its announcement Thursday that it would buy up to $40 billion in agency mortgage-backed securities every month, with no clear finish line, says loud and clear that the Fed thinks housing needs more stimulus. (Read More: Fed Pulls Trigger, to Buy Mortgages in Effort to Lower Rates.) Mortgage rates are already hovering near record lows, but mortgage applications, especially to purchase a home, have been weak. So many have refinanced already at low rates, and so many more ... (full story)