Fannie Mae, Freddie Mac and their conservator/regulator, the Federal Housing Finance Agency, have provided significant comments and recommendations regarding the role of private mortgage insurers under a new housing-finance system. The GSEs and the FHFA submitted their views on private mortgage insurers as part of broader commentaries provided to the Treasury Department on the Senate bipartisan reform bill drafted by Sens. Tim Johnson, D-SD, and Mike Crapo, R-ID. The bill would wind down the two government-sponsored enterprises and replace them with a new securitization structure requiring that private capital absorb the first 10 percent of losses on a new breed of conventional mortgage-backed securities. To be eligible for the new MBS program, mortgages with loan-to-value ratios exceeding 80 percent would have...