What Do You Learn in Game Theory?


Diego Sanchez

Game Theory is a fascinating subject that has gained immense popularity in recent years. It is a branch of mathematics that deals with the study of decision-making in strategic situations.

Game Theory has various applications in fields such as economics, politics, psychology, and biology. In this article, we will take a closer look at what you can expect to learn when studying Game Theory.

The Basics of Game Theory

Game Theory involves analyzing situations where there are two or more players who have to make decisions that affect each other’s outcomes. These players could be individuals, companies, or even countries. The goal is to understand how each player’s decisions impact the overall outcome of the game.

One of the fundamental concepts in Game Theory is the Nash Equilibrium. This refers to a situation where each player chooses their best strategy given what they believe the other player will do. In other words, no player can improve their outcome by changing their strategy unilaterally.

Game Types

There are different types of games that are analyzed in Game Theory. One of the most common types is known as the Prisoner’s Dilemma.

In this game, two suspects are arrested for a crime and interrogated separately. If one suspect confesses and implicates their partner while the partner remains silent, the first suspect receives a reduced sentence while the second suspect gets a longer sentence. If both suspects remain silent, they receive lesser sentences than if both confess.

Another type of game is called a Zero-Sum game. In this game, one player’s gain is equivalent to another player’s loss. Poker and chess are examples of zero-sum games because winning requires taking something from another player.

Applications of Game Theory

Game theory has many real-world applications across various industries and fields. For instance:

  • Economics: Game theory helps economists understand how markets behave and how competition affects pricing strategies.
  • Politics: Game theory is used to analyze voting behaviors and election outcomes.
  • Biology: Evolutionary game theory is used to understand how animals compete for resources.


Game Theory is a fascinating subject that offers insights into human decision-making. It provides a framework for analyzing strategic situations, predicting outcomes, and understanding the behavior of individuals and groups. Whether you are interested in economics, politics, or psychology, studying Game Theory can help you gain a deeper understanding of these fields.