correlation公式的含义是啥，为啥用covariance除以两个数的标准差就可以反映两个数的线性关系？理解有困难。。

请教老师，这不是永续年金么?直接A/r为什么作为终止还要再折4期?谢谢

请讲解下4 7谢谢

债券的capital gain or loose 是卖价和买价的差值吗？还是carrying value 和卖价的差值？如果是carrying value ，那这个carrying value 是买的时候的还是卖时候的carrying value ？ 最后 carrying value 是不是就是债券的未来的现金流折现求和呢？

你好，老师 关于公式后面，因为欠税务局的多了，现在交的少了，就+△DTL；相反，就是-△DTA。是怎么解释的呢？这块没有理解。 谢谢~

26. For its fiscal year-end, Sublyme Corporation reported net income of $200 million and a weighted average of 50,000,000 common shares outstanding. There are 2,000,000 convertible preferred shares outstanding that paid an annual dividend of $5. Each preferred share is convertible into two shares of the common stock. The diluted EPS is closest to: A. $3.52. B. $3.65. C. $3.70. 麻烦老师讲解，带一下计算过程。想了解一下，此题为何没有减去可转换优先股股利？

21. For 2009, Flamingo Products had net income of $1,000,000. At 1 January 2009, there were 1,000,000 shares outstanding. On 1 July 2009, the company issued 100,000 new shares for $20 per share. The company paid $200,000 in dividends to common shareholders. What is Flamingo’s basic earnings per share for 2009? A. $0.80. B. $0.91. C. $0.95. 老师，该题为什么不选A，而选C呢？

老师您好，如何解释A选项

老师，请问CFA考试经济学这块不讲供给弹性吗？是考纲不考还是别的原因？谢谢

从哪里看出是打印错误？