A little more than a year ago, on a trip to Nairobi, Kenya, some colleagues and I met a 12-year-old Masai boy named Richard Turere, who told us a fascinating story. His family raises livestock on the ...

62% of U.S. adults own stocks, mostly through funds and retirement accounts. Wealthiest 1% hold half of all stocks; bottom 50% just 1%. Stock market offers roughly 10% annual returns, significant for ...