He's not wrong. In 2010 there were 6.93 billion people in the world. In 2015 there were 7.35 billion. By that calculation, 4.2 million people moved into the top

He's not wrong. In 2010 there were 6.93 billion people in the world. In 2015 there were 7.35 billion. By that calculation, 4.2 million people moved into the top 1% in the span of just 5 years!