00325nam a2200121 a 450000500170000002000150001708200200003210000220005224500420007426000420011630000220015870000230018020251203110132.0  a0198775385  a330.024658bCHR  aChrystal, K. Alec  aEconomics for business and management  aOxfordbOxford University Pressc1997  axvi,720p.c24 cm.  aLipsey, Richard G.