When Congress temporarily raised the maximum loan size eligible for mortgages guaranteed by FHA or by the government sponsored enterprises (GSEs) Fannie Mae and Freddie Mac in 2009, it was its stated intention to ensure the availability of mortgage credit even when private financing might, in the light of the evolving mortgage crisis, withdraw from the market. Those temporary limits expired on October, creating a lot of uncertainty about what might happen to borrowers no longer able to obtain conventional...