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-1994. The interaction of this pre-existing network structure with patent growth in upstream technology fields has strong …
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Patent citations often proxy for the value of innovation, and the very need for a proxy demonstrates the difficulty of …
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, where we merge: (i) firm-level balance sheet data; (ii) social security data on the universe of workers; (iii) patent data … from the European Patent Office; (iv) the national registry of local politicians; and (v) detailed data on local elections …
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