Leeb, Hannes; Pötscher, Benedikt M. - University of Vienna, Department of Economics - 2003
We consider the problem of estimating measures of precision of shrinkage-type estimators like their risk or distribution. The notion of shrinkage-type estimators here refers to estimators like the James-Stein estimator or Lasso-type estimators, as well as to "thresholding" estimators such as, e....