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Architect of Warren’s wealth tax says we’re in a new gilded age
The richest Americans are richer than ever. So why aren’t they being taxed accordingly, and how could a wealth tax work in the United States? Katy Tur discusses with CNBC Editor-at-Large John Harwood and Economics Professor at the University of California at Berkeley and co-author of the book "The Triumph of Injustice”, Gabriel Zucman.