老师可以详细讲一下这道题的三个选项吗

原版书，第83页，We return to the example of a five-year ₤100 million FRN at three-month MRR + 1.75%, with a DM of 2.25% and a 0.50% MRR priced at ₤97,671,718. We can derive the FRN’s effective rate duration by first calculating PV− and PV+ using a spreadsheet by shifting MRR down and up by 0.05% as follows:其中，分子562，500如何计算出来，分母0.6875%如何计算出来的

原版书，第79页，For example, in an upward-sloping yield curve, the Z-DM will be below the DM. Also, the Z-DM assumes an unchanged QM and that the FRN will remain outstanding until maturity. Z-DM will be below the DM如何理解

有一个case中说将一名portfolio manager任命为 compliance offer， 没有说他同时兼任两个角色， 之前是portfolio manager， 之后是compliance offer，这难道也违反了independence吗？原版书中也说明可以将existing employment 任命为compliance offer。

原版书课后题reading35第10题，但仍然有些不解，为什么答案是a不是c。课件上有一句话For many strategies, new portfolios should be included as of the beginning of the next full performance measurement period after the firm receives the funds

请问老师为什么第一个式子用的是8m，不应该用10m吗，而且我想问货币符号不同怎么处理。

老师您好，forward EPS可以表示growth?

他没有要求要排除大市值偏向，而且要求 Whatever index we choose, my goal is to match it as closely as possible while minimizing costs. We will need to focus on minimizing tracking risk.”我认为应该选择那个含债券数量最少的。

答案里面解释：interest rate 下降，asset duration比liability duration 大，这是什么原因呢？一般我们都选择那个刚好可以对冲匹配的合约数。

老师可以解释一下MVHR?change in USD=0.8*CHANGE IN EUR?