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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Archetypes are everywhere in markets. In part two of why investor behavior is one of the Things that Matter, Rusty expands on the tendency for the temperament and behaviors of investors to coalesce around archetypes. Read more »

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We’d like to believe that information and analysis can tell us the true value of something but the reality is that investment returns are always and everywhere a behavioral phenomenon. Read more »

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The value of keeping humans in the loop, the emerging physics of evolution, and a novel theory that aliens might already be here. Read more »

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In the aftermath of Hurricane Harvey, Rusty discusses how we're shifting from a Collaborative to Competitive game and what this means for society. Read more »

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TFW your AI knows more about your feelings than you do. Read more »

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Facebook shuts down robots after they invent their own language. Read more »

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Rusty lays out the perils of playing at diversification instead of actually doing it. Read more »

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Neville and DARPA "separate scientific wheat from wrongheaded chaff" in this week's Rabbit Hole post. Read more »

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"Be nice to nerds. Chances are you’ll end up working for one." Read more »

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Many investors can – and if they are acting as fiduciaries probably ought to – take more risk. Read more »

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