请问goodwill的impairment是不是不能reverse？

reading19课后题17 出售receivables 给spe 如果仍为held on B/S表 为何liabilities也要增加？为什么不是出售receivables后，receivables下降，现金增加，不影响负债呢？

老师好，CDS 现金交割可以赔付同级别亏损更多的债券。是否可以赔偿比购买债券等级更高的债券？

如何在金融计算器上操作来计算Project s的NPV呢？

老师，原版书财报reading14 26题怎么算

analyst compensation in general is dependent upon the firm’s investment banking revenues. 这个表达跟公司投行部业绩挂钩违反吗

Wang considers his relationship with UF to be contentious since company officials seem reluctant to share as much information with him as they have in the past. He believes the change in their behavior is a direct result of recent reports he has written on the company, which have been less than favorable. Prior to publication of his follow-up reports, Wang shares his report on NM in its entirety with top management at NM. He shares only the part of his report on UF that provides factual information with UF management. 在wang sharing his research material with the subject companies时违反么

课后题第7题，请问表中给的折现率rf是一年付股利的口径，实际上是半年支付股利，口径对不上，可以直接用吗？

consolidation with full goodwill 和with partial goodwill 之间有什么不同，对于资产负债表的各项的影响有什么不同

原版书reading17 保险公司分析中 前面单个公司expense ratio分母写的是net premium earned 后面盈利能力指标中underwriting expense ratio 分母为 net premium written。老师讲课课件写的是written，但讲的时说分母都一样。分母用哪个呀？earned和written区别在哪？