回复：再谈股票option交易的风险控制：有关delta, gamma, 以及vega

来源: 于 2007-08-20 06:56:35 [旧帖] [给我悄悄话] 本文已被阅读：次

option is not the zero or sum gambling. if you control it well, its risk/return is much better off than normal stock in terms of investing amt. thank you for this type of educational series!!!