为什么不选择C

请问第二题，这个地方没有涉及资本化与费用花，为什么仓储不算在存货费用里面呢？

liquidity trap流动性陷阱是当利率降低到无可再降低的地步时，任何货币量的增加，对总体需求、所得及物价均不产生任何影响。如果利率已经降低为0，就无法再通过货币政策刺激经济，因为利率已经没有下降的余地。

生存性偏差在一定意义上是不是就是样本选择偏差？因为坏的数据已经被忽略掉了，总体中已经有数据被剔除了，这两者有什么区别呢？

生存性偏差在一定意义上是不是就是样本选择偏差？因为坏的数据已经被忽略掉了，总体中已经有数据被剔除了，这两者有什么区别呢？

Lily, CFA, is an investment manager. Lily sent an anonymous letter to securities regulators outlining various accounting irregularities at Ruddney Company last month. Lily shorted Ruddney stock for his clients shortly before he sent the letter to the regulators. Lily leaked this information to multiple sources in the media once the regulators opened an investigation. Consequently, the share price of Ruddney immediately dropped 20% when news of the investigation became public. Lily then covered the short positions and made $10 per share for his clients. short the stock cover the short positions分别是什么意思呀 Lily是怎么made $10 per share的？

In case 3, 为什么客户有short position of Wirewolf会受益呢 In case 5，为什么保证minimum trading volume可以导致reductions of commission?

为什么不选A呢

有回声 太影响听课

持有期收益率为什么不复利而直接就是相乘