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马丁10月22日押跌的投票在这里 |
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说模型忘了说假设,抱歉。“假设”按前一天的闭市价买入,按下一个交易日的闭市价卖出,猜对的赢,猜错的输。输赢比例是当天的上涨(或下跌)率。
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点评
希望happymaker 能够 make everyone happier
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