This ninth edition of Managerial Economics and Business Strategy has been revised to include updated examples and problems but it retains all of the basic content that made previous editions a success. By teaching managers the practical utility of basic economic tools such as present value analysis supply and demand regression indifference curves isoquants production costs and the basic models of perfect competition monopoly and monopolistic competition. This edition retails the emphasis on real-world examples and modern topics along with unique coverage found nowhere else: oligopoly penetration pricing multistage and repeated games foreclosure contracting vertical and horizontal integration networks bargaining predatory pricing principal–agent problems raising rivals’ costs adverse selection auctions screening and signaling search limit pricing and a host of other pricing strategies for firms enjoying market power. This balanced coverage of traditional and modern microeconomic tools makes it appropriate for a wide variety of managerial economics classrooms.