This paper presents a History Friendly Model which addresses the issue of the bifurcation in technological stylesʺ between US and Britain during the nineteenth century. The model aims at gaining a better understanding of the micro-dynamics that gave rise to different patterns of innovation in...

Innovation and industrial evolution -- History-friendly models: methods and fundamentals -- The US computer industry and the dynamics of concentration -- Vertical integration and dis-integration in the computer industry -- The pharmaceutical industry and the role of demand -- Reprise and conclusions