It's a wrong way of looking. Rating is based on associated risks not the income and expenditure. Certainly they help calculate risk but you can't rely on it pu

It's a wrong way of looking. Rating is based on associated risks not the income and expenditure. Certainly they help calculate risk but you can't rely on it purely. The U.S. credit rating was changed after a political crisis arose, which put some uncertainly to pay creditors ontime.