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楼主: luyoyoe
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4076
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[学科前沿] 请教一道最基本的题目 |

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本科生 55%
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回帖推荐买看跌期权时(不计期权费),资产价格下跌对于你是有利的,因为你可以以定好的执行价格(denoted by Kor X) ,which generally bigger than the price of asserts now) ,你可赚st-k ,the same with short position in futures contract .
incidentlly,the reason why you not selling a call option is the risk is bigger than buying a calling option,which is often used by 投机者or 套利者,rather hedgers.
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