Host: Japan Society for Fuzzy Theory and Intelligent Informatics (SOFT)
In recent years, the decision-making process in case a consumer chooses goods is also complicated because diversification of taste and goods became a various kind. Especially the decision-making process in buyer behavior has been changing a lot with change of a time. When the manager sets up the managerial policy, it is important to analyze the process of the decision making of the selection based on consumer's purchase behavior. The selection in the consumer changes by the interaction with environment, and, as a result, the criteria of each user is diversified. When the consumer selects the action based on the criteria, it is thought that the randomness is influenced by fuzzyness in the transition history of sense of values and the uncertainty of the object recognition. In this paper, we study discusses the decision-making model concerning the selection of the commodity in consumer's purchase behavior and the mechanism.