Keat, Paul G. Managerial economics : economic tools for today's decision makers / Paul G. Keat, Philip K.Y. Young - 6th ed. - Upper Saddle River, N.J. : Pearson Prentice Hall, 2009 - xxiii, 598 p. : ill. ; 26cm. Includes bibliographical references and index ISBN: 9780136040040 RM616.01 0136040047 Subjects--Topical Terms: Managerial economics.