What Is Group Decision Making?

The knowledge structure of a decision-making group is the combination and proportion of decision-making groups with different knowledge and expertise in a decision-making group. The knowledge structure of decision-making group includes two levels: individual level and group level. The individual level refers to the knowledge structure of the decision-making individuals in the group. It requires each decision-making individual to have extensive knowledge, both extensive knowledge and knowledge expertise in different fields. The group level refers to the knowledge structure among decision-making individuals in a group. It requires the decision-making group to have knowledge talents in various aspects to form complementarity. ^[1]