你一般不買反指來hedge嗎? 從保護效果和cost來看,反指與你常用的put spread相比怎麽樣呢?
先謝了 !
你一般不買反指來hedge嗎? 從保護效果和cost來看,反指與你常用的put spread相比怎麽樣呢?
先謝了 !
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