Severini, Thomas A; Tripathi, Gautam - Centre de Recherche en Économie Appliquée (CREA), … - 2013
In this survey, we evaluate estimators by comparing their asymptotic variances. The role of the effciency bound, in this context, is to give a lower bound to the asymptotic variance of an estimator. An estimator with asymptotic variance equal to the efficiency bound can therefore be said to be...