Veritasium: Learned Helplessness
A short and clear presentation of the concept and possible solutions to break the curse.
Do not under estimate this behaviour – if you let it takes hold of you, you will not make decisive decisions to cut losses when you are caught on the wrong side of of the market. Some people can this paralyzed from adversity. But once you are conditioned to react with no actions, you will repeat the same mistake again and again.
Recognize if you have the problem. Learn to fight back.