老师你好，关于选项C，展示了别人的统计预测结果，而且来源可以辨认，但是没有证明这些统计预测可能被他人使用过。这是一种抄袭行为。什么叫没有证明这些统计预测可能被他人使用过？一定要得被别人使用过吗？应该是核实一下是否真实吧？

这个题目的知识点要一掌握吗？

请问老师，这道题的指令是什么意思，感觉很难翻译，是50块的时候卖出，55块全部买回来的意思吗

这个例子问的是远期合约交割日那天做估值是吗？不是T0看T90那天的现金流对吧？

请问这个例子里的r=5%中的r，是即期汇率还是3M远期汇率？

01.单选题 已收藏 标记 纠错 A fixed income portfolio manager is evaluating investments in the mortgage market but is concerned about prepayment risk. The security that will most likely minimize prepayment risk is: A a mortgage passthrough security. B a portfolio of interest-only mortgage loans. C tranche B of a collateralized mortgage obligation. 查看解析 下一题 正确答案C 您的答案B本题平均正确率：52% Prepayment risk难度：困难 推荐：      答案解析 A collateralized mortgage obligation or CMO, is structured to distribute prepayment risk among different classes or tranches of bonds. Tranche A would be repaid first, followed by tranche B, then C, etc.. 问： 1.选项B:a portfolio of interest-only mortgage loan 是什么东西？结构是什么样子的？

请问老师，bootstrip这个方法怎么在实践中应用，比如已经隔夜par rate如何推导出discount factor和spot rate，谢谢！

融资租赁的cfo比经营租赁的cfo要少，但为什么老师说是融资租赁下的cfo来得高呢？

03.单选题 已收藏 标记 纠错 According to the following statements about auto loan Receivable-backed securities, which statement is not correct? A A subprime loan is one granted to borrowers with higher credit quality. B The purpose of a reserve account is to provide internal credit enhancement. C Overcollateralization means that the aggregate principle balance of the automobile loan contracts exceeds the principle balance of the notes. 查看解析 上一题 下一题 正确答案A 您的答案A本题平均正确率：69% Non-mortgage asset-backed securities难度：一般 推荐：      答案解析 A subprime loan is one granted to borrowers with lower credit quality. 问：C这句话怎么翻译，怎么理解？ 我对过度抵押的理解是，我买了一辆车50w，抵押了我家的房子500w，但是和C应该没关系?C在说什么 请问？

01.单选题 已收藏 标记 纠错 The collateral for credit card receivable-backed securities are: A non-amortizing loans. B full-amortizing loans C mortgage-backed loans 查看解析 下一题 正确答案A 您的答案A本题平均正确率：79% Non-mortgage asset-backed securities难度：一般 推荐：      答案解析 The collateral for auto loan-backed securities are loans that fully amortize, however the collateral for credit card receivable-backed securities are non-amortizing loans. Auto loan-backed securities’ principle is distributed to the bond classes each month, and the amount of the outstanding pool balance declines over time. 问：这里说的 信用卡摊销 究竟是什么意思？ 比如：我信用卡额度1w 这个月刷了5000，我可以一次性 还清5000，也可以分期还款。请问这里说的摊销指什么，没有搞清楚在说哪一方