In 2010, though, he was overtaken by Carlos Slim, a Mexican investor whose holdings in America Movil SAB de CV (ADR) (NYSE:AMX) account for $49 billion of his $73 billion fortune.

... Clearwire Corporation (NASDAQ:CLWR)'s P/S 3.82% P/C 6.04%, Vodafone Group Plc (ADR) (NASDAQ:VOD)'s P/S 2.26% P/C 13.27%, NII Holdings, Inc. (NASDAQ:NIHD)'s P/S 0.19% P/C 0.72%, America Movil SAB de CV (ADR) (NYSE:AMX)'s P/S 1.23% ...