你好 我想问下为什么这个F-test是单尾检验？

不太理解为什么是丰富的要素更容易受到影响，A国家在资本上不是更具有比较优势吗？所以最先受冲击的应该是labor

付息债券的这个案例，最后一问计算IRR的时候，题目问的是每年的预期IRR是多少。在计算每年IRR的时候，问什么不考虑概率，而是直接计算当其违约时的IRR。比如计算第一年的IRR，在违约概率下，得到的现金流recovery，在不违约概率下，1时点本身这个公司债还是有其1时点的价值，或者用exposure.

挤出效应，上一个问题打错了

是手段而不是结果，这个解释有点牵强吧。我认为B选项是“局限”不是“结果”呢，而且基础效应是必然会发生的么？也是需要一定条件的吧

Which of the following would a technical analyst most likely interpret as a "sell" signal? A %K line crosses below the %D line. B Signal line crosses below the MACD line. C Rate of change oscillator begins decreasing. 思路懂，但是很难记住，这类题目最好的办法是否只能是在考前看一遍原题？

In Elliott Wave Theory, Wave 2 commonly exhibits a pattern best described as a(n): A Basing pattern consisting of five smaller waves. B Fibonacci ratio percentage retracement composed of three smaller waves. C Uptrend moving above the high of Wave 1 and consisting of five smaller waves. 查看解析 上一题 下一题 正确答案B 您的答案A本题平均正确率：55% Technical analysis theory难度：一般 推荐：      答案解析 Wave 2 is a correction, retracing much of the gain from Wave 1, but not all of it. The lost proportion is usually a percentage equal to a Fibonacci ratio, and it consists of three smaller waves. 请问：这种题是否要对 技术分析的每一种都加以记忆？考到的概率大吗

What is a major problem with long-term cycle theories? A The sample size is small. B The data are usually hard to observe. C They occur over such a long period that they are difficult to discern. 查看解析 下一题 正确答案B 您的答案A本题平均正确率：28% 难度：一般 推荐：      答案解析 Long-term cycles require many years to complete; thus, not many cycles are available to observe. 请问：C在说什么？能否举例说明

在比较不同的method影响时，为什么equity method下，asset，liability和sales最低呢？

如果像我画的紫色部分，开始最后都是上涨 还算 反转模式吗？