Why 20% Of U.S. Billionaires Are Enjoying Higher Life Expectancy
America’s billionaires are older than ever, with one in five already in their 80s or 90s. That doesn’t mean they are necessarily slowing down. Warren Buffett took a seat on stage at Berkshire Hathaway’s annual meeting for the sixtieth – and likely final time in May. He wore a red tie that matched the two…