Keat, Paul G. Managerial economics : economic tools for today's decision makers / Paul G. Keat, Philip K.Y. Young. - 5th ed. - Upper Saddle River, N.J. : Pearson Prentice Hall, 2006. - xx, 571 p. : ill. ; 27 cm. Includes bibliographical references and index. ISBN: 0131970747 Hadiah Subjects--Topical Terms: Managerial economics.