原版书 R20 Q7 请问 incremental annual after-tax operating cash flow 是否等于annual after-tax operating cash flow? 该题是expansion project吗？

原版书 R20 Q6 请问 net investment outlay 是否等于Initial outlay?

这个题目 解析没有太听懂，可以再说一下c为什么错误吗

我不认同此题老师的解释，该题B选项后半句讲的是“阻止并惩罚金融市场中的滥用现象”。这是一个正面和积极的行为，而不是一个负面的行为，但这个行为不在code之中。这才是这题选B的原因。老师的解释我觉得有些死板

老师，第一题题目里的66题rising in inventory costs,指的是cost of inventory sold rising? 第二题里的7题，什么时候LIFO RESERVE 会增加，为什么 选A呢？那什么时候LIFO RESERVE会减少，在此题里又选什么？inventory unit costs are increasing是什么意思，是COGS增加吗？

Example 9 (Mosaic Theory): John Doll is a research analyst for a hedge fund that also sells its research to aselect group of paying client investment firms. Doll’s focus is medical technologycompanies and products, and he has been in the business long enough and has been successfulenough to build up a very credible network of friends and experts in the business.Doll has been working on a major research report recommending Boyce Health, a medicaldevice manufacturer. He recently ran into an old acquaintance at a wedding who isa senior executive at Boyce, and Doll asked about the business. Doll was drawn toa statement that the executive, who has responsibilities in the new products area,made about a product: “I would not get too excited about the medium-term prospects;we have a lot of work to do first.” Doll incorporated this and other information aboutthe new Boyce product in his long-term recommendation of Boyce. 请问这个有无违反道德准则呢，书上未正面回答，谢谢老师。

Example 9 (Mosaic Theory): John Doll is a research analyst for a hedge fund that also sells its research to aselect group of paying client investment firms. Doll’s focus is medical technologycompanies and products, and he has been in the business long enough and has been successfulenough to build up a very credible network of friends and experts in the business.Doll has been working on a major research report recommending Boyce Health, a medicaldevice manufacturer. He recently ran into an old acquaintance at a wedding who isa senior executive at Boyce, and Doll asked about the business. Doll was drawn toa statement that the executive, who has responsibilities in the new products area,made about a product: “I would not get too excited about the medium-term prospects;we have a lot of work to do first.” Doll incorporated this and other information aboutthe new Boyce product in his long-term recommendation of Boyce. 老师，这是原版书一道case，请问这个到底是有无违反道德准则呢，原版书没有直接正面回应有没有违反。谢谢。

老师第六題划红线部分样本标准差不应该是标准误么为什么答案是4%除以根号下n?不应该标准误是4%，么

老师你好，第十题完全看不懂考察什么，答案已看晕。这种题会考试吗？

老师 请问 us的方法 为什么是用undiscount 的来比较呢？