均值回归是一个金融领域概念,指的是一项资产的价格会随着时间的推移趋向于平均价格[1][2]。当市场价格低于过去的平均价格时,该证券就有可能被人购买,预期价格会上升。当目前的市场价格高于过去的平均价格时,预期价格就会下降。换句话说,偏离平均价格的情况预计会恢复到平均水平[3]

参考文献

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