Nutrient retum rate 养分归还率
internal rate of retum 自部收益率
Extemal Rate of Retum 收益率 ; 外部收益率
The index of Shenzhen market is more volatile than Shanghai, monthly excessive return rate is opposite between two markets Only a part of speculator could gain positive retum.
深圳市场股价指数本身的波动幅度要大于上海市场，而股价指数月度超额收益率的波动情况则相反； 只有一部分投机者的投机收益为正；
youdao
应用推荐
模块上移
模块下移
不移动