30 Nov 2025
1h 4m
TIP773: How Systems and Simple Math Shape Better Investing w/ Kyle Grieve
The Investor's Podcast (We Study Billionaires) - The Investor’s Podcast Network
In this episode of The Investor's Podcast, Kyle Grieve explores mental models from systems thinking and mathematics to enhance investment strategies. He discusses feedback loops (balancing and reinforcing), kill criteria, the cone of uncertainty, and how scale impacts businesses. Transitioning to mathematics, he explains compounding, power laws, randomness, and regression to the mean, emphasizing their influence on portfolio performance. Grieve stresses the importance of long-term thinking, understanding how these forces shape investment outcomes, and avoiding common pitfalls to achieve clearer, more effective decision-making in investing.
Outlines
Part 1: Introduction to Mental Models
Part 2: Scale and Algorithms
Part 3: Mathematics of Investing
Part 4: Conclusion
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