The world's two richest men, Bill Gates (left) and Carlos Slim, seen at an event in Texcoco, Mexico are occasionally teaming up in their philanthropic ventures.
The world's two richest men, Bill Gates (left) and Carlos Slim, seen at an event in Texcoco, Mexico are occasionally teaming up in their philanthropic ventures. MCT
The world's two richest men, Bill Gates (left) and Carlos Slim, seen at an event in Texcoco, Mexico are occasionally teaming up in their philanthropic ventures. MCT

To give or to keep? Microsoft’s Bill Gates, Mexico’s Carlos Slim follow different paths

February 14, 2013 5:28 PM