00325    a2200109   4500020001500000082002100015100001800036245006500054260004800119300002300167650002500190  a0198775709  a338.5024658bDOB  aDobbs, Ian M.  aManagerial economicsbfirms, markets, and business decisions  aOxfordbOxford University pressc2000g2000  axvii, 493p.c24cm.  aMANAGERIAL ECONOMICS