04/15/2010 白天灌水

QuickHand · 发表于 2010-4-15 03:22 PM

hehe...

finally, save a little bit face..
abaqus 发表于 2010-4-15 16:04

coolwenwen · 发表于 2010-4-15 03:28 PM

This can be because of option skew... i.e., former call sellers are forced to buy back calls?
回复 330# Cobra

draguide · 发表于 2010-4-15 04:02 PM

This can be because of option skew... i.e., former call sellers are forced to buy back calls?
回复 ...
coolwenwen 发表于 2010-4-15 16:28

isee only count BuyToOpen calls, those short calls buy back to cover is not counted in.

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[灌水] 04/15/2010 白天灌水