短語詞組短語expected value risk 期望值風險expected downside risk 期望下方風險minimum expected risk 最小預期風險fuzzy expected risk functional 模糊期望風險泛函expected value at risk 期望在險價值Expected Risk to Life 的預期風險expected risk functional 期望風險泛函expected return per unit risk 單位風險期望收益risk of expected loss 可預計損失的風險 返回 expected risk