Then there is the Buffett approach. The 86-year-old Berkshire Hathaway Inc. chairman is the world’s second-richest person and has pledged to give almost all of his $79 billion fortune to charity, a move that’s been followed by 156 of the world’s richest people, including No. 1, Bill Gates. —With assistance from Jack Witzig and Blake Schmidt.
This article was provided by Bloomberg News.