Larry's Substack Articles
Substack articles on various topics by Larry Kotlikoff
First, LLMs can do conventional financial planning (CP). No surprise. CP is a keep-it-simple sales pitch with a mathematical veneer. It’s not real financial...
Wed, 25 Mar, 2026 at 10:19 PM
AI Will Eat Conventional Financial Planning’s Lunch, but Not MaxiFi’s. When it Comes to Economics-Based Planning, AI is Hopeless and Truly Dangerous to your...
Wed, 25 Mar, 2026 at 10:19 PM
Getting Social Security's 22K Pages of Rules Precisely Right is Critical to Your Retirement. Asking AI to Guess What's Best Based Largely on Wall St...
Tue, 28 Apr, 2026 at 8:24 AM
John Doe is a 65-year-old retired widower. He lives where he was born — in Winona, Minnesota. John joined the military after high school, served for 20 year...
Tue, 28 Apr, 2026 at 8:27 AM
David Blanchette is Prudential’s Head of Retirement Research. He’s a widely respected retirement-planning guru (and a past guest on Economics Matters). In 2...
Mon, 18 May, 2026 at 3:03 PM
Why Finding the Optimal Roth Conversion Plan is So Complex There are seven different lifetime tax reductions arising from Roth conversions. First, there’s ...
Mon, 27 Jul, 2026 at 10:00 AM
Use MaxiFi Planner to choose your college, pick your major, and avoid student debt Read the full article here.
Thu, 30 Jul, 2026 at 4:57 PM
Rob doesn’t prescribe specific financial moves. But he does recommend specific financial tools — tools that, in some cases, promote financial behavior and d...
Thu, 30 Jul, 2026 at 5:00 PM