Static game means that the participants in the game choose actions at the same time; Or, although not at the same time, the action in the latter does not know what specific action the former has taken.

Game theory mainly studies the interaction between formulaic incentive structures, which is a mathematical theory and method to study phenomena with the nature of struggle or competition. Game theory considers the individual's predictive behavior and actual behavior in the game, and studies their optimization strategies. Biologists use game theory to understand and predict some results of evolution.

Game theory has become one of the standard analytical tools of economics. Widely used in finance, securities, biology, economics, international relations, computer science, political science, military strategy and many other disciplines.

Game type:

1, cooperative game: study how to distribute the benefits of cooperation when people reach cooperation, that is, the problem of income distribution.

2. Non-cooperative game: study how people make decisions to maximize their own interests under the condition of mutual influence of interests, that is, the problem of strategic choice.

3. The game of complete information and incomplete information: players have a full understanding of all participants' strategic space and the payment under the strategy combination, which is called complete information; On the contrary, it is called incomplete information.