But then it fell to 15 yuan,Now I'm in 15 yuan, and I've dropped 5 yuan.At this time, what you see in your mind is the old 20 yuan.
But he didn't set the position to retreat to and sell it.When you open a warehouse, you find that it is halfway up the mountain.Another problem for disposition effect.
It is possible to trap ten points, twenty or thirty points,You will have a very flustered mood.So at this time, you think the price is very cheap.