The Last Bubble? Finding Value in a World on Fire | Jeremy Grantham & Edward Chancellor
Episode
49 min
Read time
2 min
Topics
Career Growth, Productivity, Relationships
AI-Generated Summary
Key Takeaways
- ✓Mean Reversion Discovery: Grantham calculated by hand from 1926-1970 data that return on equity regresses 15% toward the mean annually. A company earning 4% versus the 12% average would see 15% of that 8-point gap close in one year, making low-return companies better investments than their earnings suggest and high-return companies worse despite retention advantages.
- ✓Current Market Valuation: US equities represent the highest-priced market in history using metrics with the best 100-year predictive record since 1925. The valuation gap between US and international markets reached its widest point ever a year ago. GMO's International Value Fund returned 45% in 2023 versus lower US returns, with emerging markets up 35% and nearly 10% in January 2024 alone.
- ✓Interest Rate Asymmetry: The Greenspan-Bernanke-Yellen era created asymmetric Fed policy guaranteeing speculation increases. They bailed out downturns but ignored upswings. This tripled US debt-to-GDP ratio over 40 years while GDP growth declined from 3.5% annually to 1.75% and falling, proving increased debt reduces rather than enhances economic growth contrary to low-rate policy assumptions.
- ✓Monopoly Factor Impact: Quality stocks defined as high stable returns with no debt essentially measure monopoly power through price-fixing ability. These AAA-rated equities outperformed by 0.5% annually over 100 years instead of underperforming by 1% as capitalist logic predicts. Post-2000 concentration increased across all industries, breaking mean reversion patterns as monopolies resist competitive forces that historically drove regression.
- ✓Portfolio Positioning Strategy: Avoid holding cash or overpriced US equities by diversifying into non-US markets trading at reasonable valuations. Allocate half of cash reserves to emerging market local currency debt, which returned 22% in 2023 and averaged 12% annually over 32 years. This approach protects against financial repression and currency debasement while maintaining equity exposure outside bubble-priced US markets.
What It Covers
Jeremy Grantham and Edward Chancellor discuss Grantham's six-decade career as a value investor, chronicled in his autobiography. They examine mean reversion principles, current US equity overvaluation at historic highs, the relationship between ultra-low interest rates and asset bubbles, and strategies for finding value in international and emerging markets while avoiding overpriced US stocks.
Key Questions Answered
- •Mean Reversion Discovery: Grantham calculated by hand from 1926-1970 data that return on equity regresses 15% toward the mean annually. A company earning 4% versus the 12% average would see 15% of that 8-point gap close in one year, making low-return companies better investments than their earnings suggest and high-return companies worse despite retention advantages.
- •Current Market Valuation: US equities represent the highest-priced market in history using metrics with the best 100-year predictive record since 1925. The valuation gap between US and international markets reached its widest point ever a year ago. GMO's International Value Fund returned 45% in 2023 versus lower US returns, with emerging markets up 35% and nearly 10% in January 2024 alone.
- •Interest Rate Asymmetry: The Greenspan-Bernanke-Yellen era created asymmetric Fed policy guaranteeing speculation increases. They bailed out downturns but ignored upswings. This tripled US debt-to-GDP ratio over 40 years while GDP growth declined from 3.5% annually to 1.75% and falling, proving increased debt reduces rather than enhances economic growth contrary to low-rate policy assumptions.
- •Monopoly Factor Impact: Quality stocks defined as high stable returns with no debt essentially measure monopoly power through price-fixing ability. These AAA-rated equities outperformed by 0.5% annually over 100 years instead of underperforming by 1% as capitalist logic predicts. Post-2000 concentration increased across all industries, breaking mean reversion patterns as monopolies resist competitive forces that historically drove regression.
- •Portfolio Positioning Strategy: Avoid holding cash or overpriced US equities by diversifying into non-US markets trading at reasonable valuations. Allocate half of cash reserves to emerging market local currency debt, which returned 22% in 2023 and averaged 12% annually over 32 years. This approach protects against financial repression and currency debasement while maintaining equity exposure outside bubble-priced US markets.
Notable Moment
Grantham describes Bernanke missing the housing bubble despite three-sigma statistical outliers visible in the data. Every regional US real estate market rose simultaneously for the first time in history, yet Bernanke declared at the peak that prices merely reflected a strong economy. The bubble followed a textbook pattern: three years up, peak over six years, three years down with overcorrection, demonstrating perfect mean reversion.
Episode Transcript
What's up, everybody? My name is Demetri Kofinas, and you're listening to Hidden Forces, a podcast that inspires investors, entrepreneurs, and everyday citizens to challenge consensus narratives and learn how to think critically about the systems of power shaping our world. My guests in this episode of Hidden Forces are cofounder and chief investment strategist of asset management firm GMO, Jeremy Grantham, and financial historian, journalist, and investment strategist, Edward Chancellor. Together, they have collaborated on Jeremy's autobiography titled The Making of a Perma Bear, which chronicles Grantham's evolution as a value investor and the valuable lessons that can be learned from his six decade career in investment management. We spend the first hour of our conversation discussing the collaboration behind the book, Jeremy's formative experiences in finance, the principles that have guided his investment philosophy, the role of mean reversion in asset markets, and why they both believe that US equities are more overvalued today than at almost any point in history with critically important implications for where returns will come from over the next decade. The second hour is devoted to a conversation about the mechanics of financial bubbles, the relationship between ultra low interest rates and asset price inflation, Jeremy's framework for navigating overvalued markets by shifting capital to international and emerging market equities, the challenges of selecting investment managers, and Jeremy's deep concerns about existential risks to humanity, including climate change, resource scarcity, and the toxic assault on human fertility that he believes poses an underappreciated threat to our species' long term survival. If you want access to all of this conversation, go to hiddenforces.io/subscribe and join our premium feed, which you can listen to on your mobile device using your favorite podcast app just like you're listening to this episode right now. If you wanna join in on the conversation and become a member of the Hidden Forces genius community, which includes q and a calls with guests, discounted access to third party research and analysis, and in person events like our intimate dinners and weekend retreats. You can also do that on our subscriber page. If you still have questions, feel free to send an email to info@hiddenforces.io, and I or someone from our team will get right back to you. Lastly, because this conversation deals with investing, nothing we say on this podcast can or should be viewed as financial advice. All opinions expressed by me and my guests are solely our own opinions and should not be relied upon as the basis for financial decisions. And with that, please enjoy this incredibly thoughtful and valuable conversation with two of the most brilliant and seasoned minds in finance, Jeremy Grantham and Edward Chancellor. Jeremy Grantham and Edward Chancellor, welcome to Hidden Forces. Nice to see you, Dimitri. Hi. So you both collaborated in the writing of Jeremy's biography or autobiography. What was the nature of that collaboration? How did it begin? And, Jeremy, more to the point, what led you to wanna write …
Get the full transcript (7,849 words) + summary by email — free
One-time email with the complete transcript and AI summary of this episode. No account needed.
One email, no spam. We’ll also show you what SignalCast does.
You just read a 3-minute summary of a 46-minute episode.
Get Hidden Forces summarized like this every Monday — plus up to 2 more podcasts, free.
Pick Your Podcasts — FreeKeep Reading
More from Hidden Forces
Are Rumors of an Imminent Russian Attack Warranted? | Yaroslav Trofimov
Sep 7 · 49 min
The School of Greatness
Why You're Still Broke (And It Has Nothing to Do With Money) | Myron Golden
Apr 6
More from Hidden Forces
Bessent's Wager and Why the World is Calling America's Bluff | Henry Farrell
Aug 31 · 51 min
Masters in Business
BONUS: Bill Gurley on Investing Early in Tech Disruptors & 'Runnin' Down a Dream'
Mar 4
Books, tools, and gear mentioned in this episode
SignalCast may earn commission on purchases via these links. As an Amazon Associate, SignalCast earns from qualifying purchases.
Books
- Jeremy Grantham's AutobiographyBy guest
by Jeremy Grantham
“Jeremy Grantham and Edward Chancellor discuss Grantham's six-decade career as a value investor, chronicled in his autobiography.”
Tools
by GMO
“GMO's International Value Fund returned 45% in 2023 versus lower US returns, with emerging markets up 35% and nearly 10% in January 2024 alone.”
More from Hidden Forces
We summarize every new episode. Want them in your inbox?
Are Rumors of an Imminent Russian Attack Warranted? | Yaroslav Trofimov
Bessent's Wager and Why the World is Calling America's Bluff | Henry Farrell
The West's Forgotten War and the New Russia | Mark Galeotti
The Internet Will Die and So Will You | John West
The AI Enshittification Bubble | Cory Doctorow
Similar Episodes
Related episodes from other podcasts
The School of Greatness
Apr 6
Why You're Still Broke (And It Has Nothing to Do With Money) | Myron Golden
Masters in Business
Mar 4
BONUS: Bill Gurley on Investing Early in Tech Disruptors & 'Runnin' Down a Dream'
The Rich Roll Podcast
Jan 29
Bruce Wagner Writes Transgressive Novels About Tragedy & Transcendence
10% Happier with Dan Harris
Jan 28
How to Regulate Your Emotions and Mental Chatter When Bad Things Happen | Maya Shankar
99% Invisible
Jan 13
Exit Interview With Michael Bierut
Explore Related Topics
This podcast is featured in Best Finance Podcasts (2026) — ranked and reviewed with AI summaries.
You're clearly into Hidden Forces.
Every Monday, we deliver AI summaries of the latest episodes from Hidden Forces and 192+ other podcasts. Free for one show.
Start My Monday DigestNo credit card · Unsubscribe anytime