00297nam a2200109Ia 4500008004000000082001800040100001600058245004000074260003400114300001200148650002700160210210b1965   xxu||||| |||| 00| 0 eng d  a510.2433 KOOE  aKOOROS (A).  aElements of mathematical economics.  aNYbHoughton Mifflin Coc1965  axii,413  aMathematical economics