billionaires

Why Warren Buffett matters beyond Wall Street

The 94-year-old investor is retiring as Berkshire Hathaway's CEO. He's built both a fortune and a reputation as "the nicest billionaire" — at a time when many other billionaires are widely criticized.

More billionaires than ever ranked in Forbes’ annual list. Here are the top 10

There are now more than 3,000 billionaires in the world, according to Forbes' annual ranking of the wealthiest people. They collectively hold about $16.1 trillion in wealth.