A went to buy cigarettes, the cigarettes cost 29 yuan, but he didn't have any matches, so he said to the clerk: "Give me a box of matches by the way." The clerk didn't give it to him. B went to buy cigarettes, the cigarettes cost 29 yuan, he didn't have any matches, so he said to the clerk: "Give me a discount of 1 cent." In the end, he used the 1 cent to buy a box of matches.

This is the simplest psychological marginal effect. The first type: the store owner thinks that he has made money on one product and not on the other. The profit feeling index is 1. The second type: the store owner thinks that both products have made money, and the profit index is 2. Of course, the psychological tendency is the second type. Similarly, this psychology is also reflected in the buy one get one free trick. Customers think that they have made money if they don't have to pay for one thing. In fact, it is all the psychological marginal effect....

Changing a way can often have unexpected results! Usually, many things will have different results if you change the way you do it. On the road of life, it is very important to improve mental models and ways of thinking. #美联储 #bico #bome