而这里的I/Y又使用了EAR，怎么区分呢？

老师，这里的I/Y也不是通过EAR得出的，为什么呢？

老师，这道题中I/Y的计算为什么不是使用EAR呢？而是直接用6%/12得出

老师，C选项里的净出口增加不是应该导致资金流入增加吗？为什么是increased capital outflow呢？

老师，这道题其实根据小数点位数取舍最后计算结果差异还挺大的，考试遇到这种题该怎么办

老师，这里原本的题目解析中是不是没有体现出计算EAR的公式呢？

老师，您好，83题，讲义里面的公式income tax expense 是delta tax payable加DTL的变动 减DTA的变动，为什么这道题在计算的时候直接用了current income tax expense,没有考虑tax payable 的变动呢？

可以用B-A吗？

Jennifer Ducumon, CFA, is a portfolio manager for high-net-worth individu?als at Northeast Investment Bank. Northeast holds a large number of shares in Babyskin Care Inc., a manufacturer of baby care products. Northeast obtained the Babyskin shares when they underwrote the company’s recent IPO. Ducumon has been asked by the investment banking department to recommend Babyskin to her clients, who currently do not hold any shares in their portfolios. Although Ducumon has a favorable opinion of Babyskin, she does not consider the shares a buy at the IPO price nor at current price levels. According to the CFA Institute Code of Ethics and Standards of Professional Conduct the most appropriate action for Ducumon is to:Aignore the request.Brecommend the shares after additional analysis.Cfollow the request as soon as the share price declines. 老师您好，这个题有些读不明白，麻烦解析下

为什么加入p小于1的资产就降低组合风险，可能加入的资产本身方差极大，加入资产比例极高，也会导致整体风险上升，虽然加入资产与原资产协方差小于1。