On the first, Harald Benink of Maastricht University and George Benston of Emory University told the conference that deposit guarantees should be explicitly confined to accounts paying a relatively low rate of interest, and that these insured deposits should be more than fully backed by safe liquid assets (such as treasury bills and commercial paper).
There is the added situation that many such insured defaults are staged to allow the issuer to accelerate the bonds and refund them at a lower interest rate.