On Oct. 31, 2011, we revised our outlook on Jamaica to negative from stable. The ratings on National Commercial Bank Jamaica are constrained by those on the sovereign. We revised the outlook on the bank to negative from stable and affirmed our 'B-' long-term and 'C' short-term credit ratings. MEXICO CITY (Standard&Poor's) Nov. 1, 2011--Standard&Poor's Ratings Services said today that it revised the outlook on National Commercial Bank Jamaica Ltd. (NCB) to negative from stable. At the same time, we affirmed our 'B-' long-term and 'C' short-term counterparty credit ratings on the bank. "The rating action follows the outlook revision on Jamaica," said Standard&Poor's credit analyst Elena Enciso Benoit. "Our ratings on NCB are