In this paper, we show the inability of a recent average treatment effect estimator (ATE) to catch up the asymptotic semiparametric efficiency bound of Hahn (1998) although it minimises the mean squared error. Additionally, we propose the use of a minimum variance unbiased uniformly estimator of...

Purpose – This paper aims to examine the impact of corruption and bureaucracy on economic growth in Greece as measured by the growth rate of per capita GDP. Also, using the mean per capita GDP of the EU as a benchmark, it seeks to investigate the convergence timing of Greece with the EU....