About this source
Richard Coffin, host of The Plain Bagel and a working portfolio manager, walks through frugality, fundamental research, US market dominance, AI bubble dynamics, and how to evaluate financial influencers.
Frameworks extracted
7 totalCOMdays
Three-Test Filter for Financial Influencers
Vet creators on incentives, credentials, and cross-checks.
MINDongoing
Reptile Brain vs Thoughtful Brain
Build systems that override your investing reflexes.
FINweeks
Diversification for Unknown Unknowns
Diversify because the worst risks are the ones you can't name.
STRongoing
Doom Bubble Lens for Tech Cycles
The technology can win even as the stocks lose.
FINweeks
Fundamental Research Sequence
Understand the business first, value it last.
FINweeks
Three Gates of DIY Stock Picking
Only pick stocks if you pass interest, education, and time.
FINongoing
The Plain Bagel Frugality Principle
Win at the high-level money decisions; let small slip-ups happen.