Geographic localization of knowledge spillovers as evidenced by patent citations information

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Geographic Localization Of Knowledge Spillovers As Evidenced By Patent Citations. We compare the geographic location of patent citations with that of the cited patents, as evidence of the extent to which knowledge spillovers are geographically localized. We compare the geographic location of patent citations to those of the cited patents, as evidence of the extent to which knowledge spillovers are geographically localized. We compare the geographic location of patent citations with that of the cited patents, as evidence of the extent to which knowledge spillovers are geographically localized. (1993) geographic localization of knowledge spillovers as evidenced by patent citations.

Ttests for geographic localization of knowledge From researchgate.net

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Geographic localization of knowledge spillovers as evidenced by patent citations* we compare the geographic location of patent citations with that of the cited patents, as evidence of the ektent to which knowledge spillovers are geographically localized. We compare the geographic location of patent citations with that of the cited patents, as evidence of the extent to which knowledge spillovers are geographically localized. Nber working paper #3993 february 1992 geographic localization of knowledge spillovers as evidenced by patent citations abstract we compare the geographic location of patent citations to those of the cited patents, as evidence of the extent to which knowledge spillovers are geographically localized. We compare the geographic location of patent citations with that of the cited patents, as evidence of the extent to which knowledge spillovers are geographically localized. Present an economic analysis that purports to show support for geographic localization of knowledge and the existence of spillovers. We find that citations to domestic patents are more likely to be domestic, and more likely to come from the same state and smsa as the cited patents, compared with a control frequency reflecting the.

Jth tests for the presence of knowledge spillovers by.

Jaffe manuel trajtenberg rebecca henderson working paper no. Jth tests for the presence of knowledge spillovers by. Jaffe ab, trajtenberg m, henderson r (1993) geographic localization of knowledge spillovers as evidenced by patent citations. Article google scholar karlsson c, manduchi a (2001) knowledge spillovers. We compare the geographic location of patent citations with that of the cited patents, as evidence of the extent to which knowledge spillovers are geographically localized. (reprinted in recent developments in growth theory, edited by daron acemoglu, cheltenham u.k:

Source: researchgate.net

Patent citations and the geography of knowledge spillovers: If knowledge spillovers are localized within countries, then citations of patents generated within the united states should come disproportionately from within the united states. Ized knowledge spillovers as evidenced by patent citations. Jaffe ab, trajtenberg m, henderson r (1993) geographic localization of knowledge spillovers as evidenced by patent citations. By controlling for the preexisting geographic distribution of technological activities, they found evidence supporting lks at the state and metropolitan statistical area (msa) levels.

Source: researchgate.net

(1993) geographic localization of knowledge spillovers as evidenced by patent citations. We compare the geographic location of patent citations to those of the cited patents, as evidence of the extent to which knowledge spillovers are geographically localized. Geographic localization of knowledge spillovers as evidenced by patent citations. (pdf) quarterly journal of economics 108, no. Spillovers using patent citations, and found that knowledge spillovers are strongly localized. Evaluated at the mean citation lag, inventor citations are 20% more likely than examiner citations to match the country of origin of their citing patent, whereas u.s.

Source: researchgate.net

We compare the geographic location of patent citations to those of the cited patents, as evidence of the extent to which knowledge spillovers are geographically localized. Nber working paper #3993 february 1992 geographic localization of knowledge spillovers as evidenced by patent citations abstract we compare the geographic location of patent citations to those of the cited patents, as evidence of the extent to which knowledge spillovers are geographically localized. (1993) geographic localization of knowledge spillovers as evidenced by patent citations. We compare the geographic location of patent citations with that of the cited patents, as evidence of the extent to which knowledge spillovers are geographically localized. We find that citations to u.s.

Source: slideserve.com

To the extent that regional localization of spillovers is 3. We find that citations to domestic patents are more likely to be domestic, and more likely to come from the same state and smsa as the cited patents, compared with a control frequency reflecting the. Geographic localization of knowledge spillovers as evidenced by patent citations. (pdf) quarterly journal of economics 108, no. Henderson, rebecca m., adam jaffe, and manuel trajtenberg. We compare the geographic location of patent citations to those of the cited patents, as evidence of the extent to which knowledge spillovers are geographically localized.

Source: researchgate.net

Geographic localization of knowledge spillovers as evidenced by patent citations* we compare the geographic location of patent citations with that of the cited patents, as evidence of the ektent to which knowledge spillovers are geographically localized. We show how the method of selecting the control group may induce spurious evidence of localized spillovers. Patent citations and the geography of knowledge spillovers: To test localized knowledge spillovers (lks) as evidenced by patent citations. We compare the geographic location of patent citations with that of the cited patents, as evidence of the extent to which knowledge spillovers are geographically localized.

Source: chegg.com

Article google scholar karlsson c, manduchi a (2001) knowledge spillovers. We compare the geographic location of patent citations with that of the cited patents, as evidence of the extent to which knowledge spillovers are geographically localized. (1993) geographic localization of knowledge spillovers as evidenced by patent citations. We find that citations to domestic patents are more likely to be domestic, and more likely to come from the same state and smsa as the cited patents, compared with a control frequency reflecting the. To test localized knowledge spillovers (lks) as evidenced by patent citations.

Source: researchgate.net

Article google scholar karlsson c, manduchi a (2001) knowledge spillovers. Jaffe manuel trajtenberg rebecca henderson working paper no. Inventor citations are 25% more likely to match the state or metropolitan area of their citing patent. We compare the geographic location of patent citations to those of the cited patents, as evidence of the extent to which knowledge spillovers are geographically localized. Jaffe [1989] provides evidence that corporate patenting at the state level

Source: academia.edu

We compare the geographic location of patent citations with that of the cited patents, as evidence of the extent to which knowledge spillovers are geographically localized. Patents are more likely to come from the u.s., and more likely to come from the same state and smsa as the cited patents than one would expect based only on the. We find that citations to domestic patents are more likely to be domestic, and more likely to come from the same state and smsa as the cited patents, compared with a control frequency reflecting the. Jth tests for the presence of knowledge spillovers by. If knowledge spillovers are localized within countries, then citations of patents generated within the united states should come disproportionately from within the united states.

Source: researchgate.net

To the extent that regional localization of spillovers is 3. We compare the geographic location of patent citations to those of the cited patents, as evidence of the extent to which knowledge spillovers are geographically localized. The originating patents considered were from 1975 and 1980 and included all patents granted to u.s. We compare the geographic location of patent citations with that of the cited patents, as evidence of the extent to which knowledge spillovers are geographically localized. (1993) geographic localization of knowledge spillovers as evidenced by patent citations.

Source: researchgate.net

(1992) geographic localization of knowledge spillovers as evidenced by patent citations. The localization of intranational knowledge spillovers declines with the. To test localized knowledge spillovers (lks) as evidenced by patent citations. Jaffe manuel trajtenberg rebecca henderson working paper no. Universities and two samples from u.s.

Source: researchgate.net

Ized knowledge spillovers as evidenced by patent citations. Geographic localization of knowledge spillovers as evidenced by patent citations adam b. Patents are more likely to come from the u.s., and more likely to come from the same state and smsa as the cited patents than one would expect based only on the preexisting. Explores the geographic localization of knowledge spillover by comparing the location of inventors of citing patents to the location of the inventors of the patents they cite. To the extent that regional localization of spillovers is 3.

Source: slideserve.com

Ized knowledge spillovers as evidenced by patent citations. Explores the geographic localization of knowledge spillover by comparing the location of inventors of citing patents to the location of the inventors of the patents they cite. Patents are more likely to come from the u.s., and more likely to come from the same state and smsa as the cited patents than one would expect based only on the. We find that citations to u.s. We find that citations to domestic ~atents are more likelv to be domestic.

Source: researchgate.net

Explores the geographic localization of knowledge spillover by comparing the location of inventors of citing patents to the location of the inventors of the patents they cite. We find that citations to domestic patents are more likely to be domestic, and more likely to come from the same state and smsa as the cited patents, compared with a control frequency reflecting the. We compare the geographic location of patent citations with that of the cited patents, as evidence of the extent to which knowledge spillovers are geographically localized. Ized knowledge spillovers as evidenced by patent citations. Nber working paper #3993 february 1992 geographic localization of knowledge spillovers as evidenced by patent citations abstract we compare the geographic location of patent citations to those of the cited patents, as evidence of the extent to which knowledge spillovers are geographically localized.

Source: researchgate.net

We show how the method of selecting the control group may induce spurious evidence of localized spillovers. We compare the geographic location of patent citations to those of the cited patents, as evidence of the extent to which knowledge spillovers are geographically localized. Spillovers using patent citations, and found that knowledge spillovers are strongly localized. Universities and two samples from u.s. We find that citations to domestic patents are more likely to be domestic, and more likely to come from the same state and smsa as the cited patents, compared with a control frequency reflecting the.

Source: mdpi.com

We compare the geographic location of patent citations with that of the cited patents, as evidence of the extent to which knowledge spillovers are geographically localized. The article looks at patent citations and finds that citations to patents are more likely to be domestic than foreign and more likely to be from the state or even from the same metropolitan area. Nber working paper #3993 february 1992 geographic localization of knowledge spillovers as evidenced by patent citations abstract we compare the geographic location of patent citations to those of the cited patents, as evidence of the extent to which knowledge spillovers are geographically localized. Patent citations and the geography of knowledge spillovers: 3993 national bureau of economic research 1050 massachusetts avenue cambridge, ma 02138 february 1992 we gratefully acknowledge support from the ameritech foundation, via.

Source: researchgate.net

Article google scholar karlsson c, manduchi a (2001) knowledge spillovers. We show how the method of selecting the control group may induce spurious evidence of localized spillovers. We compare the geographic location of patent citations to those of the cited patents, as evidence of the extent to which knowledge spillovers are geographically localized. We find that citations to domestic patents are more likely to be domestic, and more likely to come from the same state and smsa as the cited patents, compared with a control frequency reflecting the. Patents are more likely to come from the u.s., and more likely to come from the same state and smsa as the cited patents than one would expect based only on the.

Source: researchgate.net

3993 national bureau of economic research 1050 massachusetts avenue cambridge, ma 02138 february 1992 we gratefully acknowledge support from the ameritech foundation, via. Jth tests for the presence of knowledge spillovers by. Patents are more likely to come from the u.s., and more likely to come from the same state and smsa as the cited patents than one would expect based only on the. Article google scholar karlsson c, manduchi a (2001) knowledge spillovers. We find that citations to domestic patents are more likely to be domestic, and more likely to come from the same state and smsa as the cited patents, compared with a control frequency reflecting the.

Source: researchgate.net

Ized knowledge spillovers as evidenced by patent citations. Jth tests for the presence of knowledge spillovers by. If knowledge spillovers are localized within countries, then citations of patents generated within the united states should come disproportionately from within the united states. Nber working paper #3993 february 1992 geographic localization of knowledge spillovers as evidenced by patent citations abstract we compare the geographic location of patent citations to those of the cited patents, as evidence of the extent to which knowledge spillovers are geographically localized. Henderson, rebecca m., adam jaffe, and manuel trajtenberg.

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