TY - BOOK AU - Mansfield,Edwin TI - Managerial economics SN - 0393962849 AV - HD30.22 .M354 1993 U1 - 338.5 22nd ed. PY - 1993/// CY - N.Y. PB - W. W. Norton & Co. KW - Managerial economics N1 - A study guide and casebook by the author to accompany the text is available; Includes index ER -