第7题: [多项选择]以下有关β系数的描述,正确的是( )。 A. β系数的绝对值越小,表明证券承担的系统风险越大 B. β系数是衡量证券承担系统风险水平的指数 C. β系数的绝对值越大,表明证券承担的系统风险越大 D. β系数反映了证券或组合的收益水平对市场平均收益水平变化的敏感性 参考答案:B,C,D
第20题: [单项选择]When does the man want to leave A. On the 6th of June. B. On the 8th of June. C. On the 9th of June. D. On the 19th of June. 参考答案:B 答案解析:[听力原文] W: I’d like to make two reservations one Flight 651 for June 8th. M: I’m sorry. We’ve b