But the verdict of Moody's will add to the pressure from opposition MPs and many economists on him to change course. Moody's said it was concerned that he would miss previous targets to cut the deficit by 2015. The AAA rating is the highest awarded to a country and allows it to borrow at the lowest interest rates. The rating agency said it was making the changes "in order to reflect their susceptibility to the growing financial and macroeconomic risks emanating from the euro area crisis."