00669cam a2200229 7i4500 0000028112 20230510090000.0 0030256496 338.5 HIR HD30.22 HIR 2000 Hirschey, Mark author Managerial economics Mark Hirschey. Revised edition. Fort Worth: Dryden Press, 2000. xx, 796 pages: illustrations; 29 cm. text rdacontent unmediated rdamedia volume rdacarrier Dryden Press series in economics Managerial economics Profit maximization Marks, Stephen G.