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FRM一级
包含FRM一级传统在线课程、通关课程及试题相关提问答疑；
专场人数：3393提问数量：63230
Payoff of the long put =max[0,K-S(t)] and payoff of short call =-max[0,S(t)-K]=min[K-S(t)], such that the combination payoff =K-S(t).，我算出的combination怎么是2K-2S(t)呢？请教老师，谢谢
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包含FRM一级传统在线课程、通关课程及试题相关提问答疑；
专场人数：3393提问数量：63230Payoff of the long put =max[0,K-S(t)] and payoff of short call =-max[0,S(t)-K]=min[K-S(t)], such that the combination payoff =K-S(t).，我算出的combination怎么是2K-2S(t)呢？请教老师，谢谢
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