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仓位管理的几种模型:活下去比赚快重要_爱期货

仓位管理的几种模型:活下去比赚快重要

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  • 来源:爱期货

一、固定手数法

每笔固定相同手数,简单好执行,适合新手。缺点是资金增长后杠杆被动下降。

二、固定比例法

每笔风险不超过账户的固定百分比(如 1%-2%)。亏损时自动减仓,回撤更可控,最推荐新手用。

三、凯利公式(进阶)

按胜率和盈亏比算出理论最优仓位,但实战中常取半凯利以防极端。适合系统成熟后微调。

四、控制最大回撤

用固定比例法,连续亏损时仓位自然收缩,账户不会因几次失误而重伤。这是长期存活的关键。

五、别把所有鸡蛋放一个合约

即使看好,也分散到相关性低的品种,避免单一黑天鹅把账户打穿。

六、留足缓冲

永远保留一部分闲置资金应对极端行情。满仓是被强平的最快路径。