Using some standard Hilbert space theory a simplified approach to computing efficiency bounds in semiparametric models is presented. We use some interesting examples to illustrate this approach and also obtain some results which seem to be new to the literature. (C) 2001 Elsevier Science S.A. All rights reserved.
机构:
Penn State Univ, Dept Econ, 518 Kern Grad Bldg, University Pk, PA 16802 USAPenn State Univ, Dept Econ, 518 Kern Grad Bldg, University Pk, PA 16802 USA
机构:
Penn State Univ, Dept Econ, 518 Kern Grad Bldg, University Pk, PA 16802 USAPenn State Univ, Dept Econ, 518 Kern Grad Bldg, University Pk, PA 16802 USA