同样的内容，基础班和ips写作讲的完全不一样，为什么呀

On occasion, we are able to acquire securities we expect will be particularly strong performers, such as oversubscribed initial public offerings. In order to ensure that all clients are treated fairly, each client portfolio is given the same number of shares.请问这句话为什么对，官网题

第4题为什么不选C呢？

为什么这里认为只有衍生品才会有counterpartyrisk 债券不也是会有counterparty risk的吗？

ytm 和 credit security yield的区别是什么？

老师，这里是不是需要用衍生品买回股票做再平衡

原文最后一段写的highest priority 怎么就变成可以把这笔费用砍掉

living expense跟工资又什么关系呀，只有工资小的时候才能写，意思是每个月工资不够花才能写？

官方题库，BF课程，Ina Wang case，题目Which investment portfolio is least likely to deviate from the mean–variance portfolio?可以解释一下吗

"Curve flattening from longest maturities inward." 请问这里的inward是指什么意思？