One of the real culprits, we believe, is in the difficulty traders have in separating the reality of a losing trade from the psychological sense of feeling like a loser. At some level, many traders equate losing with being a loser. This frustrates them, depresses them, and makes them anxious-in short, it interferes with their future decision-making, because their P & L is a blank check written against their self-esteem. Once a trader is self-focused and not market focused, distortions in decision-making are inevitable.

A particularly valuable section of the classic book Reminiscences of a Stock Operator describes Livermore ’s approach to buying stock. He would sell a quantity and see how the stock responded. Then he would do that again and again, testing the underlying demand for the issue. When his sales could not push the market down, then he would move aggressively to the buy side and make his money. (more…)