李同学2019-03-21 19:32:35

05.单选题 已收藏 标记 纠错 A bond with a semi-annually coupon rate of 3% sells for $850. It has a modified duration of 10 and is priced at a yield to maturity (YTM) of 8.5%. If the YTM increases to 9.5%, the predicted change in price, using the duration concept decreases by: A $85.00. B $77.56. C $79.92. 查看解析 上一题 提交试卷 正确答案A 您的答案B本题平均正确率：80% Different types of Duration难度：一般 推荐：      答案解析 Approximate price change of a bond = (-)(duration)(Δy) P = -10（9.5% - 8.5%）$850 = (-0.1) ($850) = -$85 问：这里的价格为什么用原始价格，这里套公式没问题，但是问题是用哪个P搞不清楚，老师可否说的明白一些，让我好理解？