JUST how concerned should American taxpayers be about American International Group (AIG), the insurance company brought to its knees by its escapades in the credit-derivatives market?

• 由于在信贷衍生产品市场中盲目行事，美国国际集团保险公司AIG到了举步为艰地步，美国纳税人究竟要为它担多少忧？