Before making a decision, if the value of each thing is roughly similar in the minds of decision makers, it is difficult to determine its advantages and disadvantages. However, after making a choice, the decision-makers' attitude and evaluation of these things have changed. This phenomenon is called post decision effect.
According to the above definition, which of the followings is a post decision effect?
A woman was difficult to choose between two brands of mobile phones with their own advantages and disadvantages. Finally, she chose one of them from an economic point of view, but she found that this one had color difference after arrival.