This paper employs a nonparametric approach to investigate the sources of growth in labor productivity for 77 countries and to decompose it in the following three components: (1) total factor productivity; (2) capital deepening; and (3) technological capabilities accumulation (a proxy of the...

Building on the Kumar and Russell (2002) methodology, we propose a conditional frontier approach which allows singling out the role of technology gap in explaining labour productivity differences. We find convergence in labour productivity growth driven by capital accumulation and technical...