
Jacobs, B. and van der Ploeg, F. (2006). Guide to reform of higher education: A European perspective Economic Policy, 21(47):537--592.
Frank Windmeijer (2005). A finite sample correction for the variance of linear efficient two-step GMM estimators Journal of Econometrics.
Govert Bijwaard (2005). Correcting for selective compliance in a re-employment bonus experiment Journal of Econometrics.