This paper examines Total Factor Productivity (TFP) and knowledge flows, using international patent data. The result is …-industry innovation enhances domestic productivity, and domestic between industry innovations are productivity enhancing. However, foreign …-sourced between-industry innovation has a negative effect on domestic productivity. This highlights the dual aspect of patents as a …

The diffusion of knowledge in the world generates positive externalities if knowledge flows increase the productivity … productivity. We first estimate the determinants of knowledge flows across 141 sub-national regions in 19 countries of Europe and … North America as revealed by patent citation between US-granted patents. Then we estimate the impact of these flows on …

diffusion channels and two types (national versus USPTO) of patent filings. Knowledge spillovers to EMEs accruing from (i) the …

The diffusion of knowledge in the world generates positive externalities if knowledge flows increase the productivity … productivity. We first estimate the determinants of knowledge flows across 141 sub-national regions in 19 countries of Europe and … North America as revealed by patent citation between US-granted patents. Then we estimate the impact of these flows on …

consumer goods sector. We find that patent filings are positively associated with subsequent product innovation by firms, but … at least half of product innovation and growth comes from firms that never patent. We also find that market leaders use … innovation decisions. We show that the private value of a patent is particularly high for large firms as patents protect large …

companies in the United States. Using patent citation data, I find evidence that firms increase their rate of sequential … spillovers. I use citation-based measures of patent value to shed light on the welfare implications. The question is relevant for …

Using patent citation data for the U.S., we test whether knowledge spillovers in biotechnology are sensitive to …

knowledge production function approach. At the level of the Egyptian governorates, the number of patent applications has been …