A Review of Decision Theory and Methods

With the development of the economic system, traditional decision making methods can no longer adapt to today's complex decision making environment, various decision making methods have emerged, and decision making theories and methods have become a hot topic of research at home and abroad. To this end, this paper reviews the debate and research status of decision theory from five aspects: multi-criteria decision making, group decision making, behavioral decision making, uncertainty decision making, and decision theory, and gives an outlook on the future of subsequent decision theories and methods.