NBER Working Paper by Guyton, Langetieg, Reck, Risch & Zucman ![]() The paper finds that unreported income as a fraction of true income rises from 7% in the bottom 50% to more than 20% in the top 1%, of which 6 percentage points correspond to undetected sophisticated evasion. Accounting for tax evasion increases the top 1% fiscal income share significantly. Read the paper |