请问EXAMPLE第一题C选项，THE RATE ON A ZERO-RATECOUPIN BOND 这个怎么理解，YTM不是一直等于COUPON RATE吗

An analyst who is a member of CFA Institute has composed an introductory information packet for her new clients, which includes information on fees she receives for referring clients to other professionals and those she pays for having clients referred to her. With respect to Standard VI(C), Referral Fees, this action: A may not satisfy the Standard if such information is only provided after the receivers of the information have become clients. B is not addressed in the Standard. C exceeds the requirement of the Standard because she does not need to reveal the fees she pays to those that refer clients to her. 选项A怎么理解

在case后的试题中，对账户进行选择后展示属于Cherrypicking，是属于violation of 业绩陈述还是misrepresention？

老师，这道题的pay out ratio 怎么计算得到的？

这里是先付年金，为什么PV不是1000而是0？

下单比例和account size区别

老师，88题说的NEXTyear 计算出来的留存收益，是next year 的还是当年的？我怎么有点混乱？

老师你好，notes上一道例题不太明白。为什么0不包含在置信区间里面，就可以得结论PR coefficient is statistically significant at the 10% level?

为什么Effects of ethical behavior 里有 Enjoy lower relative costs 为什么成本会降低

老师 不是先确定预期回报后 才能写ips吗