2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/111271It is argued that systematically unbiassing estimators is not always justified and can be counter-productive. On the contrary, a general rule is given to build a (slightly) biased but consistent estimator which is always closer to the value being estimated than the unbiased estimator from which one has started.One more example added, format changedHigh Energy Physics - Phenomenologytext