... Bernanke warned last week that if Congress can't agree to pay for the spending it has already approved, it could cause interest rates to rise and slow any economic recovery. "Even a short suspension of payments on principal or interest on the Treasury's debt obligations could cause severe disruptions in financial markets and the payments system, induce ratings downgrades of U.S. government debt, create fundamental doubts about the creditworthiness of the United States, and damage the special role of the dollar and Treasury securities in global markets in the longer term," he said during a speech at the Committee for a Responsible Federal Budget. ...