We are affirming our 'AAA/A-1+' long- and short-term sovereign credit ratings on Canada. In our view, Canada has a superior political and economic profile and strong flexibility and performance profile. The outlook is stable. Given Canada's strong starting position, a combination of increased political uncertainty and weaker fiscal or external outcomes would be necessary for downward pressure to build on the rating. TORONTO (Standard&Poor's) Oct. 25, 2011--Standard&Poor's Ratings Services today said it affirmed its 'AAA' long-term and 'A-1+' short-term sovereign credit ratings on Canada. The outlook is stable. "The ratings on Canada reflect Standard&Poor's opinion of the sovereign's superior political and economic profile and strong flexibility and performance profile," said Standard&Poor's credit