The aim of the present paper is to analyze the impacts of the upgrading policies adopted by Morocco for almost ten years. We apply the stochastic frontier approach initiated by Battese and Coelli (1995) to a panel of 282 firms from Morocco during the period [1998–2005]. Such parametric...

The aim of this paper is twofold: first, we want to explore the intra-firm diffusion of information and communication technologies (ICT) within the Tunisian firms and to characterize its general trends of adoption and usage. Second, we want to emphasize the rank and epidemic effects stressed by...