α值的中文解释

在股票收益方面，α值衡量某种证券或基金经风险调整后的回报。α值是代表证券收益率超出风险/收益模型所预测水平的超额收益。

Alpha的英文解释

In the context of stock returns, alpha measures the risk-adjusted performance of a security or fund. It is the return on a security in excess of what would be predicted by a risk/return model.

• performance [pə´fɔ:məns]   n.履行；行为；工作   (初中英语单词)
• security [si´kjuəriti]   n.安全；证券；抵押品   (初中英语单词)
• excess [´ekses]   n.超过 a.过分的   (初中英语单词)