China and the US are dominating the market for young, self-made billionaires

Courtesy of DJI China and the US are home to 80% of the world’s self-made billionaires under the age of 40, according to the latest report by wealth-tracking research group Hurun Report. The list includes 47 individuals, with Facebook chief officer Mark Zuckerberg, 33, ranking first with $58 billion, followed by company co-founders Dustin Moskovitz and Eduardo Saverin and former colleague Sean Parker. In China, the top spot belongs to the man behind drone maker DJI, Frank Wang or Wang Tao in C...