This text offers a wealth of diverse, intriguing applications to show where game theory works, where it doesn't, and why. Accessible to all university students, the book conveys the power, appeal, and beauty of game-theoretic logic, emphasizing problem solving over answers. The new edition brings real-world examples to the forefront proving that the game theory permeates our everyday lives. It's especially relevant for studies in economics/business and political science/international relations.