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1. 詳細說明Buy Call vs. Sell Call & Buy Put vs. Sell Put。2. 怎麼下單美股選擇權契約(Order)？以Buy MSFT Call 1 Oct-20-23’ @330為例看官網說明 🔮https://pse.is/5bvvcg留言告訴我你對這一集的想法： https://open.firstory.me/user/cl5btwrw501pa01310ze2dklt/comments
