We went through country-by-country and added up the net worths of all of the billionaires in each nation, then divided the total by the country's GDP. We factored out people who were no longer living in their native countries and disqualified city …

There is no love lost between French billionaires Martin Bouygues and Vincent Bolloré, but that might not stop the two industrialists from striking a deal that would reshape France's telecoms market. The 61-year-old Mr Bouygues, patriarch of the …

With 468 billionaires, Europe claims 28% of the world's ten-figure fortunes adding up to an aggregate net worth of $1.95 trillion. Russia leads the count with 111 billionaires – the same number as the state of California – while Germany has the second …

Showtime describes Billions as a present-day drama on the “collision and, at times, collusion between an aggressive U.S. attorney in New York and some of the richest hedge fund billionaires in the country.” Looks like we could soon make new additions …

Maybe it's just me, but say the word “billionaire” and I think private jets, magnums of champagne and bathtubs overflowing with wads of 50 pound notes. So last night's documentary, How to be a Billionaire (Channel 4), should have been a cross between …

Having made purchases worth several thousand dollars, she told the happy store owner: "I don't mind paying money for something that's worth it." Alakija should know. Recognised for her one-of-a-kind fashion sense, Nigeria's first female billionaire …

Viacom and CBS Corp. executive chairman Sumner Redstone and healthcare philanthropist Michael Milken have bonded over a shared cancer diagnosis. CBS News' Charlie Rose sat down with Redstone and Milken to discuss their $80 million donation to …

The family is listed as No. 121 with a net worth valued at $10.1 billion. San Antonio-based H-E-B also runs the Dallas-based Central Market specialty grocery chain. Charles Butt, 76, is chairman of the company that was founded by his grandmother in 1905.

Twenty-four-year-old Hongkonger Perenna Kei Hoi-ting, also known as Ji Peili, has been named the world's youngest billionaire in the annual ranking of billionaires by Forbes magazine. Mainland China supplied the second-highest number of billionaires on …