User Tools

Site Tools


invest:basic:max_withdown

Differences

This shows you the differences between two versions of the page.

Link to this comparison view

invest:basic:max_withdown [2021/03/12 05:31] (current)
zhwiki created
Line 1: Line 1:
 +====== 最大回撤 ======
 +
 +最大回撤(Maximum Drawdown, MDD) 是指在选定周期内,一个投资组合从峰值到下一个新的峰值出现之前的谷底之间的损失。最大回撤用来描述投资组合子在选定周期内的贬值风险。
 +
 +===== 计算公式 =====
 +
 +设谷底为Trough Value,峰值为Peak Value,则最大回撤(%):
 +
 +$$
 +MDD=\frac{\textit{Trough Value}-\textit{Peak Value}}{\textit{Peak Value}}
 +$$
 +
 +
 +===== 应用 =====
 +
 +
 +
 +===== 参考 =====
 +
 +  * https://​www.investopedia.com/​terms/​m/​maximum-drawdown-mdd.asp
  
invest/basic/max_withdown.txt · Last modified: 2021/03/12 05:31 by zhwiki