There is a bit of movement in this week's list of the Top 5 Recent Tax Paper Downloads, with a new paper debuting on the list at #5:

1. [589 Downloads]  Federal Tax Procedure (2021 Practitioner Ed.), by John Townsend (Houston)
2. [413 Downloads]  Mega-IRAs, Mega-401(k)s, and Other Mega-Retirement Accounts: Statement for the Record, by Daniel Hemel (Chicago; Google Scholar) & Steven Rosenthal (Tax Policy Center)
3. [266 Downloads]  Has Cross-Border Arbitrage Met Its Match?, by Ruth Mason (Virginia; Google Scholar) & Pascal Saint-Amans (OECD) (reviewed by Young Ran (Christine) Kim (Utah; Google Scholar) here)
4. [230 Downloads]  Closing Gaps in the Estate and Gift Tax Base, by Daniel Hemel (Chicago; Google Scholar) & Robert Lord (Americans for Tax Fairness)
5. [181 Downloads]  The Inequity of Informal Guidance, by Joshua D. Blank (UC-Irvine; Google Scholar) & Leigh Osofsky (North Carolina; Google Scholar) (reviewed by Sloan Speck (Colorado) here)