问题如下:
let’s consider the performance of the Russell 1000 between February 1990 and December 2016. The monthly arithmetic return was 0.878%, and the volatility, as measured by the standard deviation of return, was 4.199%. What is the geometric return?
选项:
A.0.79%
B.0.62%
C.0.54%
解释:
We know that the expected compounded/geometric return of an asset (Rg) is approximately related to its expected arithmetic/periodic return (Ra) and its expected volatility (σ):
请教下这个公司的return有所谓的“年化”的要求吗?是不是题目给monthly return还是daily return还是quarterly return,都是直接代入公式,不需要年化?
关于这个公式,能在这方面稍微展开讲下吗?