The Evidence-Based Investor

No sales agenda. No marketing spin. Just the evidence.

We’re not as good as we think we are

Posted by Robin Powell on November 21, 2017

There’s a cognitive bias, widely recognised in the field of social psychology, called illusory superiority. In fact it’s been called many things — leniency error, the superiority bias and the primus inter pares effect, for example — but it’s perhaps most popularly known as the Lake Wobegon effect, named after the fictional town created by the […]

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Every day’s Black Friday for indexers

Posted by Robin Powell on November 17, 2017

I still remember my excitement as a child visiting the Rackhams department store in Birmingham in the January sales. Being able to buy, with my own pocket money, games and toys reduced to to a fraction of the price they were before Christmas seemed almost too good be true. Of course, stores don’t wait until […]

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Video: The dangers of DIY investing

Posted by Robin Powell on November 15, 2017

Warren Buffett told a brilliant story in his 2006 letter to Berkshire Hathaway shareholders, which every investor should read. The story concerns the Gotrocks family, which owns all of corporate America, and receives the full value of the profits earned by those companies. Then a group of people, which Buffett calls the Helpers, offer to […]

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Why I’m supporting ShareAction’s Pension Power campaign

Posted by Robin Powell on November 14, 2017

What really excites me about the disruption taking place in global asset management is the potential to make a real difference. An important part of that, of course, is achieving better consumer outcomes — simply put, allowing investors to keep a much bigger share of their investment returns for themselves, rather than have it mysteriously disappear […]

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