不会,还没学,有书可以读吗?

所有跟帖: 

可以chatGpt,rolling up a covered call at Fidelity -CutInLose- 给 CutInLose 发送悄悄话 (10045 bytes) () 09/24/2025 postreply 21:28:50

->roll up and out = both higher strike and later expiration -CutInLose- 给 CutInLose 发送悄悄话 (0 bytes) () 09/24/2025 postreply 22:00:30

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