Resumen de A review of the results on the Stein approach for estimators improvement

Vassiliy G. Voinov, Mikhail Nikulin

• Since 1956, a large number of papers have been devoted to Stein's technique of obtaining improved estimators of parameters, for several statistical models. We give a brief review of these papers, emphasizing those aspects which are interesting from the point of view of the theory of unbiased estimation