TY - BOOK AU - Kearl,J.R. TI - Principles of Economics SN - 0669289612 AV - HB171.5 .K363 1993 U1 - 330 20 PY - 1993/// CY - Lexington, Mass. PB - D.C. Heath and Co. KW - Economics N1 - Includes bibliographical references and index ER -