) on dynamics of total factor productivity (TFP) in 25 Sub-Saharan African countries using data covering the period 1980 …, while enhancing ICT overwhelmingly has net positive effects on productivity, the corresponding marginal effects are negative … thresholds at which ICT should be complemented with other macroeconomic policies for favorable outcomes on productivity dynamics …

David [In: Technology and Productivity: The Challenge for Economic Policy (1991) 315–347] and emphasize their similarities …. Our main findings are: 1. Productivity growth in the two GPT eras tended to be lower than it was in other periods, with … productivity slowdowns taking place at the start of the two eras and the IT era slowdown stronger than that seen during …