 
                Govert Bijwaard (2005). Correcting for selective compliance in a re-employment bonus experiment Journal of Econometrics.
 
                Govert Bijwaard (2005). Correcting for selective compliance in a re-employment bonus experiment Journal of Econometrics.
 
                 
                 
                Frank Windmeijer (2005). A finite sample correction for the variance of linear efficient two-step GMM estimators Journal of Econometrics.
 
                 
                 
                 
                 
                 
                 
                 
                 
                