Libor-Rigging Set Interest Rates Too Low, Too High and So Low They Were Too High

``US banks are marketing mortgage bonds with new features that shield them from having to buy back defective loans, potentially raising risks for investors." For example, some new private-label MBS deals limit the period in which the loans can be put back to 18 to 24 months, a tighter window than the 36 months in the new Fannie and Freddie guidelines.''...