knowledge spillovers are unmeasurable, a 'goodness of fit' measure is constructed using innovation survey data. It turns out … measures constructed from innovation survey data appear to work reasonably well while measures of the Euclidean technological …

as well as pooled mean group and mean group estimators, the latter in a dynamic heterogeneous panel framework. We find … support for a dynamic estimation setup and derive statements regarding the homogeneity assumption with respect to the three … most prominent explanatory variables in the literature: the capital-output ratio, total factor productivity and trade …

relationship using panel data on German start-up firms as well as German patent data. It employs different indicators of patenting … activity. By applying fixed-effects and first-differencing panel data methods it is shown that patenting activity has a …

capital are found to be mixed. While R&D has a strong positive impact on productivity, design & licences and patents show only …-parametric (Olley and Pakes, Levinsohn and Petrin) productivity estimation methods. … assets are conducive to firm-level productivity. Our study contributes to the literature by simultaneously comparing …

or output of a knowledge production function. We suggest that the productivity of research in patent production functions …Many studies investigate the relationship between R&D expenditures as an input and patents as an intermediate product … to patentable knowledge, and development happens after the initial research phase that may have led to a patent. Instead …

applied to a newly constructed panel for Germany. Generalized Method of Moments (GMM) estimation techniques for dynamic panel …This paper examines empirically the relationship between innovation and market structure within a simultaneous … concentration. In contrast, competition enforces innovation, i.e. sales concentration has a negative impact on R&D. …