issue, we build a model in which the value of an innovation depends both on the type of innovation implemented (product …

now, there exists little evidence on whether patent citations are a good measure of knowledge flows. Our paper assesses … Innovation Survey collected by the French Service des Statistiques Industrielles (SESSI), which contain firms' responses to … across geographical regions and across channels of knowledge diffusion. …

This paper studies the links between productivity, innovation and research at the firm level. We introduce three new … features: (i) A structural model that explains productivity by innovation output, and innovation output by research investment … of firms engage in research activities and/or apply for patents; productivity, innovation and research are endogenously …