RENEE MONTAGNE, host: NPR's business news starts with the billionaire's charity club.</s>RENEE MONTAGNE, host: Facebook's CEO Mark Zuckerberg has joined a group of billionaires who are promising to give away the majority of their fortunes during their lifetimes. The 26-year-old is now one of more than 50 ultra-wealthy Americans who are part of a campaign started by investor Warren Buffett and Microsoft founder Bill Gates.</s>RENEE MONTAGNE, host: The idea is for rich people to give away their wealth before they die. This Giving Pledge, as it's called, was born out of Buffett's belief that fortunes are better given to charity than one's children.
Mark Zuckerberg has joined a group of billionaires who are promising to give away the majority of their fortunes during their lifetimes. The 26-year old is now one of more than 50 ultra-wealthy Americans who are part of the "Giving Pledge" campaign started by investor Warren Buffett and Microsoft founder Bill Gates. Buffet believes fortunes are better given to charity than to one's children.