为什么AP=MP时，AP最大？

If a country having a current account deficit, which of the following is most likely to consume more output than it produces? A restricting foreign direct investment. B increasing its net foreign liabilities. C adjusting interest rates to stimulate higher domestic savings. 解释说，进口大于出口，capital account surplus为什么是capital account surplus？

老师，您好，我想请教一下15题是怎么一个解题思路？我看到课后题答案是要计算EAR？是为什么要这么计算？

我觉得解析不对吧，按照视频及解析，所求得值为6.58，而不是6.58%。 我认为解题思路应该是从9%到10%正好是变化了100bp，变化值=934.96-875.38=59.58， 用59.58除以904.52，才是答案6.58%。 请指教，谢谢。

金融计算器考试的时候是会发吗？平常学习的时候自己是需要买一个去熟悉，练习的吗？

A trader who owns shares of a stock currently trading at $100/share places a "GTC, stop 90, limit 85 sell" order (GTC = Good till cancelled). Assuming the specified stop condition is satisfied and the order becomes executed, which of the following statements is the most accurate? A The trader faces a maximum loss of 15. B The order will be executed at the exact price, either 90 or 85. C The order becomes a market order when the price falls below 85 and remains valid for execution. 查看解析 下一题 正确答案A 您的答案A本题平均正确率：71% Execution, validity, and clearing instructions难度：一般 推荐：      答案解析 The order becomes valid when the price falls to or below 90. But, the “limit 85” makes the order invalid if the price falls below 85. Thus, the trader faces a maximum loss of 15. 问：到底是90止损，还是85止损，这里的指令stop 90有啥意义？直接 stop-sell @ 85不就得了吗

视频里只有journal entries， general ledger， initial trail balance, adjusted trail balance record.题中的adjusting entry是 adjusted trail balance record？ trail balance entry是 initial trail balance吗？

没有听懂解析里说的。bad debt还没被record的话不应该是还没有被adjust的吗？

没有听懂解析里说的。

Which of the following is the least accurate statement about the short sale of stocks? A The short seller must pay all dividends or interest to the lender of shares. B Short sales involve time limits for returning the shares borrowed to the lender. C A short sale can be made only on an uptick or a zero uptick trade if the previous trade was an uptick trade. 查看解析 上一题 下一题 正确答案B 您的答案C本题平均正确率：37% Positions taken in an asset难度：一般 推荐：      答案解析 Short sales have no time limits. However, if the lender of shares decides to sell them, the broker must find another investor willing to lend the shares. 问：C选项报升可否举例简单解释，视频听不清楚 声音太小。