MTGandP comments on Solved Problems Repository - Less Wrong

25 Post author: Qiaochu_Yuan 27 March 2013 04:51AM

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Comment author: MTGandP 18 August 2013 10:47:58PM 2 points [-]

your chance of beating index fund performance over the long term is tiny.

Isn't it more like 50%?

Comment author: gwern 18 August 2013 11:42:09PM 11 points [-]

No; you are incurring extra fees due to your likely extra trading, diseconomies of scale, and uncompensated risk due to less diversification.