不是callable bond convexity最大吗？怎么会选putable?

为什么V floating= par

为什么zero coupon rate就是spot rate?

算出来283595.1132

The author of a new textbook received a $100,000 advance from the publisher this year. $40,000 of income taxes were paid on the advance when received. The textbook will not be finished until next year. Determine the tax basis of the advance at the end of this year. A $0. B $40,000. C $100,000. 这种先付了一部分的情况是不是不当年上税？收齐10w之后按10w上税？答案说了一堆也没说明白

In its first year of operations, a firm produces taxable income of —$10,000. The prevailing tax rate is 40%. The firm's balance sheet will report a deferred tax: A asset of $4,000. B asset of $10,000. C liability of $4,000 损失还上税？？

原版书201页29题，那个市场风险溢价等于证券2风险溢价除证券2的贝塔这个公式哪来的

请问这道题目为什么分为两步走？

此题如何理解？

7-什么意思，题目想问的是什么，考的是什么知识点，讲解下知识点，谢谢