老师我想问一下为什么一份股票分红25%是相当于5-for-4 stock split呢 不应该是4-for-3stock split吗？

31题实际考的是window和confident level对var的影响，window越大，越不容易得到数据，exception越少，因此避免window过大；；confident level越大，也就是阿尔法越低，exception越少。对吗？

这个公式啥意思？不理解

这段话我都认识，但是没看懂10.8%of the time at the99%confidence level

这个option的var为什么是2.59，不是少乘了delta吗？

德国金属公司案例中，市场，是怎么由，现货价格大于期货价格，变成，期货价格大于现货价格了呢？

请问价值股和成长股的区别是什么？为什么market value低的是价值股？

01.单选题 收藏 纠错 Company A can borrow at a fixed rate of 6.0% and a floating rate of LIBOR ＋ 1.0%; but Company A wants to borrow at a floating rate. Company B, which represents a higher credit risk, can borrow at a fixed rate of 8.0% and a floating rate of LIBOR ＋ 2.0%; but Company B wants to borrow at a fixed rate. An investment bank is willing to act as a swap intermediary but will require a net payment of 20 basis points (0.2%) per annum. If the designed swap is equally attractive to both companies, what is Company B’s swap trade with the investment bank; i.e., the swap trade only, not including the underlying borrowing? A Company B pays 5.1% fixed and receives (floating) LIBOR (swap only) B Company B pays 5.6% fixed and receives (floating) LIBOR (swap only) C Company B pays 7.6% fixed and receives (floating) LIBOR (swap only) D Company B pays 8.0% fixed and receives (floating) LIBOR (swap only)， 这道题为啥答案是B，要用6%-0.4%，而不是C，用8%-0.4%？

问： A选项，LTCM公司有用到swap吗？ B选项中的“funding risk”是“funding liquidity risk”吗，就是“无法获取足够的现金流来偿还到期的债务”？ C选项，LTCM案例中有说过吗？

长期资本公司，三个套利策略，分别是什么？