This section introduces ordinary least squares (OLS) linear regression. The main idea is that we look for the best-fitting line in a (multi-dimensional) ... ... <看更多>

Yes, although 'linear regression' refers to any approach to model the relationship between one or more variables, OLS is the method used to ... ... <看更多>

Talk of OLS regression is in my experience most common among economists and defensible as in-field short-hand (and also objectionable as ... ... <看更多>