几何平均对历史业绩评价，算数加权平均预测未来？'为什么这里老师说都是对未来的评价？

老师您好，雇主没有问他是否被以前的雇主炒鱿鱼，他也没有主动说，就算是隐瞒吗

income tax expense 是否等于income tax paid?

10. Brown Corporation had average days of sales outstanding of 19 days in the most recent fiscal year. Brown wants to improve its credit policies and collection practices and decrease its collection period in the next fiscal year to match the industry average of 15 days. Credit sales in the most recent fiscal year were $300 million, and Brown expects credit sales to increase to $390 million in the next fiscal year. To achieve Brown’s goal of decreasing the collection period, the change in the average accounts receivable balance that must occur is closest to: A. +$0.41million. B. –$0.41million. C. –$1.22million. 实在很难理解，题目中的CREDIT SALES,和公式中的NET REVENUE在这里看做是相等的吗？

视频当中第6个case老师是不是讲错了？ 下面的解析显示的是其操作违反了规定

A project requires an initial investment of USD24 million. The project will help increase the firm's after-tax net cash flows by USD 3 million per year in perpetuity, and it is found to have a negative NPV of USD 2 million. What is the IRR (%) of the project? A 12.0%. B 12.5%. C 10.3%. 这题可以用计算器的function去做么

之前的dividend and share repurchase：basic 一章删掉了吗

请问80题答案是A，是答案错了吗？

为什么优先股要单独拿出来计算呢

你好，老师 Duration 的影响因素，从麦考利久期考虑是根据公式吗？这块儿没理解？ 谢谢