TY - JOUR TI - A finite sample correction for the variance of linear efficient two-step GMM estimators AU - Frank A. G. Windmeijer JO - Journal of Econometrics PY - 2004 VL - 126 IS - 1 DO - 10.1016/j.jeconom.2004.02.005 UR - https://doi.org/10.1016/j.jeconom.2004.02.005 ER -