Bloomberg's 2021 Global Billionaires Index, updated on December 31, shows that the world's top ten richest people are all worth more than $100 billion. In 2021, the net worth of the top ten richest people increased by a total of about $400 billion, led by Tesla CEO Elon Musk, whose net worth increased by $118 billion in the past year, becoming the world's richest man. (The Paper)