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R&D patents, and market value revisited : is there a second (technological opportunity) factor?
Griliches, Zvi; Hall, Bronwyn H.; Pakes, Ariel - 1988
Persistent link: https://www.econbiz.de/10000757858
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Patents and R&D : searching for a lag structure
Hall, Bronwyn H.; Griliches, Zvi; Hausman, Jerry A. - 1983
Persistent link: https://www.econbiz.de/10003209071
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The rise of American ingenuity : innovation and inventors of the golden age
Akcigit, Ufuk; Grigsby, John; Nicholas, Tom - 2017
Persistent link: https://www.econbiz.de/10011612644
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Immigration and the rise of American ingenuity
Akcigit, Ufuk; Grigsby, John; Nicholas, Tom - 2017
Persistent link: https://www.econbiz.de/10011616778