大数据验证哪个选股指标最有效：异常毛利润率【python量化投资选股指标验证系列1】 | 量化投资邢不行啊
Synopsis
今天要分享的选股指标是：异常毛利润。 一般认为异常毛利润越高，公司未来股价越高， 这个指标是否如描述所说？ 就让我们一切 ...
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