以前我想到过(也做过)在把远端(更虚值的那端)做宽,这样能进一步减少成本,甚至能做成credit ,但代价是飙升时max loss会急剧增大。 把平值端做宽的确是个好主意,特别是严重看好某个方向的时候。
以前我想到过(也做过)在把远端(更虚值的那端)做宽,这样能进一步减少成本,甚至能做成credit ,但代价是飙升时max loss会急剧增大。 把平值端做宽的确是个好主意,特别是严重看好某个方向的时候。
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