BlackRock this week joined with most other industry participants recommending that housing-finance reform include an explicit government guarantee for mortgage-backed securities backed by conventional home loans. The asset manager also highlighted the need to respect the rights of investors, ensure fungibility of the existing government-sponsored enterprise MBS in any new system and provide transparency at all levels. “This includes transparency regarding loan origination, securitization, and access to the secondary market,” said BlackRock. “We believe the role of Fannie Mae and Freddie Mac as they exit conservatorship should be clearly defined in any new housing finance system.” The firm suggested...