Innovation in SMEs exhibits some peculiar features that most traditional indicators of innovation activity do not … capture. Therefore, in this paper, we develop a structural model of innovation which incorporates information on innovation … process and product innovation. Both these kinds of innovation have a positive impact on firm's productivity, especially …

between appropriability mechanisms, innovation and firm-level productivity. We enrich this model in several ways. First, we … consider different types of innovation spending and study the differences in estimates when innovation spending (rather than R …&D spending) is used to predict innovation in the CDM model. Second, we assume that a firm simultaneously innovates and chooses …

innovative performance measured as turnover due to innovation, but not between patenting and subsequent employment growth. The …