This text snippet discusses an exercise that teaches students about game theory through video games, specifically focusing on a pricing war between Sony PlayStation and Microsoft Xbox. It features acknowledgements to the University of Michigan's Ross School of Business and discusses how the exercise helps students understand best responses in different scenarios. The William Davidson Institute, established in 1992, is mentioned as a source of research and education. The text snippet also includes a case study about the production costs and projected annual sales of Sony PlayStation and Microsoft Xbox consoles.