Gates Fattens Wealth Gap Over Slim as Cascade Investments Surge

Microsoft co-founder Bill Gates extended his lead yesterday over Mexico’s Carlos Slim as the world’s richest person to $5.1 billion, according to the Bloomberg Billionaires Index.

Almost all of Gates’s investments, including a 4.8 percent stake in Redmond, Washington-based Microsoft, have soared this year while Slim’s main holding, a 44 percent stake in America Movil SAB, the largest mobile-phone operator in the Americas, has fallen 14 percent.