路透金融词典
A
α值
Alpha
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。
参见CAPM(资本资产定价模型)。
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. See also: CAPM