or output of a knowledge production function. We suggest that the productivity of research in patent production functions … to patentable knowledge, and development happens after the initial research phase that may have led to a patent. Instead … of using data on R&D, we separate the knowledge creating process into 'R' and 'D'. This data stems from R&D surveys of …

market (innovation). It turns out that spillovers from rivals lead to more imitation, while inputs from customers and … research institutions enhance original innovation. …

Does regulation affect the pace and nature of innovation and if so, by how much? We build a tractable and quantifiable … sharp reduction in the firm's innovation response to exogenous demand shocks for firms just below the regulatory threshold …. We then quantitatively fit the parameters of the model to the data, finding that innovation at the macro level is about 5 …