Game refers to the process of maximizing benefits and minimizing risk cost by relying on the information held by each participant under certain rules and under the environment of direct interaction. Among them, cooperative game refers to the participants from their own interests to negotiate with other participants to reach an agreement or form an alliance. The results of which are beneficial to both sides of the alliance; Non - cooperative game means that participants cannot reach binding agreements when choosing actions.
The more people on both sides involved in the tug-of-war, the less effort each person actually puts into it is the cooperative game.