Principles of economics / Karl E. Case, Ray C. Fair. Case, Karl E. 8349 Fair, Ray C. 8350 Economics. 525 HB171.5 .C3123 2004 330 21 Includes index. Upper Saddle River, N.J. : Prentice Hall, c2004. c2004. 2002 Text xxxvi, 743, G-10, S-21, I-14, P-1, p. : eng