Khan Academy
Khan Academy: Game Theory
Practice what you have learned about finding Nash equilibrium, dominant strategies, and cartel outcomes in this exercise.
Robert Schenk, PhD
Cyber Economics: The Theory of Few Sellers
An overview of monopoly, oligopoly and duopoly, focusing on the interdependence of firms in an oligopoly, shown through the use of a game tree how these firms are tempted towards the practice of collusion.