The prospects of big losses on jumbo MBS issued between 2005 and 2008 continue to worsen, and the more recent the vintage, the bleaker the prospects, according to the latest loss projections from Moody’s Investors Service. “On average, Moody’s is now projecting cumulative losses of 3.8 percent for 2005 securitizations, 8.0 percent for 2006 securitizations, 10.9 percent for 2007...