单选题:Mr. Allen said that he did not want to __________ any furth 题目分类:英语三级B级 题目类型:单选题 查看权限:VIP 题目内容: Mr. Allen said that he did not want to __________ any further responsibilities. A.take on B.put on C.get on D.look up 参考答案: 答案解析:
可行域的形状仅依赖于可供选择证券中单个证券的特征(期望收益、方差)、证券组合内收益率之间的相关系数。( ) 可行域的形状仅依赖于可供选择证券中单个证券的特征(期望收益、方差)、证券组合内收益率之间的相关系数。( ) 分类:英语三级B级 题型:单选题 查看答案