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total factor productivity (TFP) of incumbent plants in the same county. Articles in the corporate real estate journal Site … direct increase in productivity"--National Bureau of Economic Research web site …
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Using patent citation data for the U.S., we test whether knowledge spillovers in biotechnology are sensitive to distance. Controlling for self-citation by inventor, assignee and examiner, cohort-based regression analysis shows that spillovers are local but that distance is becoming less...
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This paper estimates the aggregate productivity effects of Marshallian externalities generated by foreign direct … externalities and other intra- and inter-regional spillovers generated by domestic firms. The productivity effects of these … explicitly as determinants of total factor productivity, and tests several empirical specifications of this model, using data for …
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