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？

老师好，8题9题实在是不理解。没办法去运用到inventory 和A/R的周转次数公示。答案的解释看不太懂。辛苦老师帮忙讲解一下考察点

有个问题，我看了1806的网课，公司理财中当时纪老师讲了股票分红 回购等，但是我们上课时我记得老师说过这部分一级没有了。同年考试考纲不是一样的么？为什么会有变化？

请问casebook哪里可以拿到？

第20题的c选项利润最大化不是总收入减去总成本的最大化吗

resalable/immediate goods是什么意思？