If there is a bond that you expect to go into default (it might be a bond backed by a collection of mortgages), you can buy insurance against the resulting loss in the bond's value.
The offer includes a menu of four different flavors of bonds with varying coupons and types of insurance? Some would be backed by triple-A-rated collateral.
供其选择的有四种不同类型的债券，其票息和保险种类互不相同，其中有些由三a级债券做抵押。
3
In other words, the Obama plan is much the same as imposing a health insurance mandate, backed up by the penalty of a tax surcharge on your earnings if you fail to have coverage.