00387nam a2200133Ia 4500020001500000082002500015100001900040245006900059260003600128300001500164490006400179500000500243700000500248  a0540511520  a338.50151993bK85.OD  aKort, Peter M.  aOptical dynamic investment policies of a value maximizing firmb  aNew YorkbSpringer-Verlagc1989  avii, 185p.  aLecture notes in Economics and Mathematical systemsv v.330  a  a