Mexico stocks down as U.S. retail sales fall short By: MarketWatch December 13, 2011 at 13:59 PM EST Mexican stocks give ground, keying off lackluster growth in U.S. retail sales for November. Read More >> Related Stocks: America Movil S.A.B. DE C.V. ADR Fomento Economico Mexicano SAB de CV Standard & Poors 500 Wal-Mart DE Mex SP A ADR