The Epsilon Theory Archive

“History doesn’t repeat itself, but it often rhymes.” Mark Twain said that, or Abraham Lincoln depending on what corner of the internet you find yourself on any given day. Likewise, there are common themes, topics and subjects that run throughout the Epsilon Theory archive. All of our writing is categorized, tagged and organized to be easily accessible, but beware: your search for truth on one matter may very well lead you down any number of rabbit holes (and we hope that it does).

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Good Job!

I don’t need to calculate a Sortino ratio to know if my dogs are doing a Good Job. Same with active investment management. Same with active citizenship. It’s all about embracing Convexity, not as a mathematical cartoon, but as a philosophy. Read more »

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Year In Review

We’ve had a heckuva busy year at Epsilon Theory, so to ring out 2017 I thought it might be helpful to distribute a master list of our publications over the past 12 months. We’re long essay writers trying to make our way in a TLDR world, so even the most avid follower may well need a map! Read more »

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The Three-Body Problem

What if I told you that the dominant strategies for human investing are, without exception, algorithms and derivatives? I don't mean computer-driven investing, I mean good old-fashioned human investing ... stock-picking and the like. And what if I told you that these algorithms and derivatives might all be broken today? You might want to sit down for this one. Read more »

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Mailbag! Fall 2017 Edition

Back by popular demand, it’s the Fall 2017 Epsilon Theory Mailbag! Read more »

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