Public choice, an important subdiscipline in the field of political theory, seeks to understand how people and societies make decisions affecting their collective lives. Relying heavily on theoretical models of decision making, public choice postulates that people act in their individual interests in making collective decisions. As it happens, however, reality does not mirror theory, and people often act contrary to what the principal public choice models suggest. In this book, Russell Hardin looks beyond the models to find out why people choose to act together in situations that the models...