買家一般不會提前行權,因為大部分情況還有時間價值,行權比不上賣掉期權。但在deep in the money時並且bid ask spread太大時,買家覺得行權賺更多時就會主動行權。
買家一般不會提前行權,因為大部分情況還有時間價值,行權比不上賣掉期權。但在deep in the money時並且bid ask spread太大時,買家覺得行權賺更多時就會主動行權。
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