The 1% grabbed 82% of all wealth created in 2017

For every $10 worth of wealth created last year, the world's richest 1 percent grabbed $8, according to a new report from Oxfam International.

"The billionaire boom is not a sign of a thriving economy but a symptom of a failing economic system," said Winnie Byanyima, executive director of Oxfam International.

The report also estimated the bottom 50 percent of the world's population saw no increase in wealth.

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