数量第九题中，讲TWRR时，第二期时，为什么要乘以2

老师 （1） provision for income tax 是什么？公式是什么？（2）effective tax rate 是什么意思？公式是什么？

老师 什么是 experience curve?

老师 为什么不能用 A-E去计算D 而是用short-term+long-term?

老师 麻烦分别讲一下ABC选项 对这个知识点没有记忆

Assume a firm with a debt to equity ratio of 0.50 and debt equal to $35 million makes a commitment to acquire raw materials with a present value of $12 million over the next 3 years. For purposes of analysis the best estimate of the debt to equity ratio should be: A 0.500. B 0.573. C 0.671. 这道题为什么直接分子加12呢？他并没有说是另外有买一笔原材料，还是这35m里面有部分，或全部为买原材料

原版书后题第一页第7，我们经常听到股票涉及到内幕交易(罪)，是不是本题选C好一些，

你好，原版书后题第一页第5 题，这里COMPLIANCE 是合规的意思吧，合规方法，应该是可以的吧

The following footnote appeared in Crabtree Company’s 20X7 annual reports: “On December 31, 20X7, Crabtree recognized a restructuring charge of $20 million, of which $5 million was for severance pay for employees who will be terminated in 20X8 and $15 million was for land that became permanently impaired in 20X7.”Based only on these changes, Crabtree’s net profit margin and fixed asset turnover ratio (using year-end financial statement values) in 20X8 as compared to 20X7 will be: A Higher for net profit margin; higher for fixed asset turnover B Higher for net profit margin;unchanged for fixed asset turnover C Lower for net profit margin; higher for fixed asset turnover 考试会考这种题吗？我觉得太接近实务了。这20m是收购方5m给了员工，15买了土地给的吗？题中没说，

Unsponsored deposit receipts有没有 the right to receive dividends？