Automaker's $26 bln pension termination is not enough to improve its credit rating.

Chief investment office valued some trades at prices that varied from investment banks.

Chief investment office valued some trades at prices that varied from investment banks.

Changes to credit-default swaps could be biggest since 2009.

Changes to credit-default swaps could be biggest since 2009.

Proposed rules seen boosting costs; Morgan Stanley exec cites multiplier effect

Proposed rules seen boosting costs; Morgan Stanley exec cites multiplier effect

Reforms reduce risk, but ISDA's O'Connor cites 'serious concern' about some policies.