ANGHELACHE, Constantin; ANGHELACHE, Gabriela Victoria; … - In: Romanian Statistical Review Supplement 61 (2013) 2, pp. 171-176
OLS is considered to be, by far, the most popular and well-known method for estimating parameters of multiple regression. In this case, however, it is important to underline that there is no warranty as to the fact that OLS estimators will be, in one way or another, some “perfect” estimators.