那C不也是不想变化嘛

老师，carry trade这里说的long positions in high-yield currencies and short positions in low-yield currencies, 推理过程是不是：因为rA>rB,借B投A，所以要把B国货币换成A国货币，即是卖B国货币买A国货币。（A国利率高，是high-yield currency, B国利率低，是low-yield currency)

The 2.011 is the critical t-value for the 5% level of significance (2.5% in one tail) for 48 degrees of freedom. 请问2.011在哪里找到？

请问drawdown在本例中是-7.03%还是-16.26%？

老师，风险资产和无风险资产的关联性不是相反的吗？不是-1吗？

老师，像reduce eliminate这种词汇来说风险不都是不正确的吗？

老师，请讲解一下这题，谢谢Compared with core inflation, headline inflation: A has an upward bias. B is more subject to short-term market conditions. C can more accurately predict future inflation

To estimate the trends in sales and production costs of a given industry, an analyst would prefer to collect data on:A the sub-indexes of the wholesale price index (WPI) for that industry.B the sub-indexes of both the CPI and WPI that are relevant to the industry.© CFA Institute. For candidate use only. Not for distribution.Inflation 247C the sub-indexes of the CPI relevant to the output and inputs of that industry.

老师，隐藏订单是价格优先，这个放弃时间优先选择应用到了二和三上，优先执行时间晚的。但是为什么不能把放弃时间这个选择在应用到三和四上，优先执行四，然后再执行三，接着执行二，最后执行一？

题干里面信息：p0就是公式里的Px洋葱，Pt就是公式里的Py，-0.16就是需求函数Py的系数，3.75就是Py的值。