00491pamaa2200169 4500 0000006183 20060509090000.0 0521336058 330.0151 BEA HB143.7 BEA 1990 BEAVIS Optimization and stability theory for economic analysis Brian Beavis, Ian M. Dobbs. Cambridge: C.U.P., 1990. xi, 414p.: 23cm. Mathematical optimization Economics, Mathematical DOBBS, Ian