Verardi, Vincenzo; Croux, Christophe - In: Stata Journal 9 (2009) 3, pp. 439-453
In regression analysis, the presence of outliers in the dataset can strongly distort the classical least-squares estimator and lead to unreliable results. To deal with this, several robust-to-outliers methods have been proposed in the statistical literature. In Stata, some of these methods are...