both has an expiration date. so related on the "期" front

来源: njrookie 于 2014-07-22 11:31:41 [] [旧帖] [给我悄悄话] 阅读数 : (362 bytes)
回答: 权是权力，货是货物。 没有关联。 由 猛牛 于 2014-07-22 11:22:16

futures = 期货 is linear contract with symmetric payoff; not that different from stocks other than margin requirement;

options = 期权 is a non-linear contract with Asymmetric payoff; very different from the underlying; when trading options, you are betting both on the directions and the SPEED to get to that directional target.

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