头脑简单 发表于 2010-10-13 11:14 
如题,最近看财管,觉得这两个之间有些关系和区别,请高手给指点一下吧,不胜感激。
The regression is to find paramaters in a model. For example you have data is generated by
y=b*x + error , b is a vector x is a matrix.
The regression is to find bhat. With bhat you could say y is sentitive to x or not.