Krishnamurthi, Lakshman; Rangaswamy, Arvind - In: Journal of Business & Economic Statistics 12 (1994) 2, pp. 149-53
R. C. Hill and P. A. Cartwright (1994) examined the relative performance of ordinary least squares, the equity estimator, and the Stein estimator on four scanner data sets. Based on this limited simulation, they claimed that the Stein estimator is an attractive alternative to the equity...