本帖最后由 闲云野鹤 于 2024-11-22 12:04 编辑 期权盈利计算器 https://www.optionsprofitcalculator.com/ 比如做个RATIO PUT SPREAD,买入SPY 592 PUT一手, 卖出SPY591 PUT两手, 用卖PUT的钱来抵销买 PUT的 ...
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