Case, Karl E. Principles of macroeconomics : activebook version 1.0 / Karl E. Case, Ray C. Fair - Upper Saddle River, N.J. : Prentice Hall, c2002 - 395 p. : col. ill. "Free access code included with new book purchase"--Cover Includes bibliographical references and index ISBN: 0130663395 Subjects--Topical Terms: MACROECONOMICS LC Class. No.: HB172.5 / C373P