UPDATE 3-S&P upgrades Mexico credit rating, hails energy bill
December 19, 2013 at 21:14 PM EST
NEW YORK/MEXICO CITY, Dec 19 (Reuters) - Standard & Poor's on Thursday raised its sovereign long-term foreign currency credit rating for Mexico by one notch to BBB-plus days after the country approved the biggest shake-up of its energy sector since 1938 in a bid to boost growth.