Hämäläinen, Kari; Uusitalo, Roope; Vuori, Jukka - Valtion taloudellinen tutkimuskeskus (VATT), Government … - 2008
We compare various matching estimators to the results of two randomized field experiments that evaluate employment effects of job search training programs. We find that commonly used non-experimental matching estimators tend to over-estimate the program effects and that the bias differs between...