老师您好，我对标准1有疑问
Criterion 1: Style analysis will enable us to understand the active risks the manager has taken relative to the benchmark and which biases have consistently added to performance.
S=B-M, 可是我觉得上面那句话讲的是A=P-B, 怎么这句话就是对的呢？谢谢~~~
不好意思老师 我还没有听完经典题，不知道这里您讲到了没有。这里还是需要麻烦您帮我解惑一下~~~非常感谢！