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 …

productivity improvements not within sectors but within value chains. It allows judging in a better way to what extent more or … result is that more than half of the productivity gains related to ICT capital deepening for manufactured goods are … sectoral growth in total factor productivity (TFP) in the ICT sector contributes only moderately to TFP growth in non-ICT value …