Forbes: 5 wealthiest people
1. Carlos Slim Helu
Mexican mogul Carlos Slim Helu tops Forbes' list of the richest people in the world for the third year in a row. The 72-year-old billionaire is the son of a Lebanese immigrant, a father of six and the chairman of Telemex, which controls 80 percent of Mexico's landline telephone market. Slim's net worth of $69 billion outranks the second wealthiest on the list by $8 billion, despite being down $5 billion from a year ago.2. Bill Gates
At $61 billion, Bill Gates is ranked No. 2 on Forbes' rich list. The 56-year-old tycoon dropped out of Harvard University in 1975 and co-founded Microsoft Corp. (MSFT). He's America's wealthiest person.Bill Gates and his billionaire bud Warren Buffett have talked many of the world's wealthiest individuals into signing the "Giving Pledge," an effort to convince the richest people to give at least 50 percent of their wealth away to philanthropic causes.