Who matters more: Warren Buffett or Carlos Slim? By: CNBC.com News February 11, 2014 at 15:55 PM EST One ranks among the greatest wealth creators of all time. The other has made investing during crisis an art form. Who has mattered more? Read More >> Related Stocks: America Movil S.A.B. DE C.V. ADR Bank of America Berkshire Hathaway Berkshire Hathaway General Electric Goldman Sachs Group New York Times Company