Paul Krugman @paulkrugman
The controversy involves their eye-popping claim that the current tax system isn't progressive at all ā that's it's actually sort of flat except at the top, where it's regressive. 3/ https://t.co/nEE3oy49Vp — PolitiTweet.org
Gabriel Zucman @gabriel_zucman
The starting point is the dramatic decline in tax progressivity that we document in the book and that @DLeonhardt i⦠https://t.co/YctQfci1hR