Supposing that an exchange rate between two currencies has increased to 1.4600, what is the initial exchange rate between the two currencies if the base currency has appreciated by 9% against the price currency? A 1.3340. B 1.3394. C 1.5660. zhe'这个不会

process和procedure都是过程和程序的意思，有没有特别的用法？还是想用哪个就用哪个？

什么是系统性风险？什么是非系统性风险？我忘记了，也不知道在哪一章找到，所以只能请老师帮我解答一下了，谢谢！么么哒！

老师 本题样本数量只有25 无法用中心极限定理，且已知不是normal分布，为什么可以用Z分布来解题，不是应该无法统计么？

For importing countries, which of the following trade restrictions is likely to result in the greatest welfare loss? A A tariff. B A voluntary export restraint. C An import quota. 能否详细解析下，有点搞不懂

老师，对于A选项，原版书的讲解是;Stock prices increase-higher consumption。与讲解老师说的investment不一致啊？

The time it takes for policy makers to enact a fiscal policy action is best described as: A implementation lag B action lag C legislative lag A 为什么不对？

失业率和劳动产出率之间是相反的关系，所以题目上说在衰退底部时，就是劳动力相对稳定，裁员最厉害的时候，生产率是最大的。可以这样理解吗

Quantitative easing (QE), as a monetary policy tool, will most likely help revive an ailing economy in which of the following environments？ A Liquidity trap . B Declining bank reserves and economic activity . C Deflationary trap. A 为什么不对?

为什么C不对？Z spread也是公司债利率与国债利率差额。怎么判断是要求YTM的利差而不是spot rate的利差的？