Verardi, Vincenzo; Dehon, Catherine; Gassner, Marjorie - Solvay Brussels School of Economics and Management, … - 2009
The main goal of this paper is to warn practitioners of the danger of neglecting outliers in regression analysis, in particular, good leverage points (i.e. points lying close to the regression hyperplane but outlying in the x-dimension). While the types of outliers which do influence regression...