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This paper documents a shift in the nature of innovation in the information technology (IT) industry. Using … comprehensive data on all IT patents granted by the USPTO from 1983-2004, we find strong evidence of a change in IT innovation that … is systematic, substantial, and increasingly dependent on software. This change in the nature of IT innovation has had …
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major changes in the American innovation ecosystem over the past century. The past three decades have been marked by a …
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of innovation and imitation, we explore how inventive capability affects a firm's R&D investments, and thus whether and … innovation and the division of innovative labor among US manufacturing firms, we find that high capability firms tend to use …
Persistent link: https://www.econbiz.de/10012480704
of innovation and imitation, we explore how inventive capability affects a firm's R&D investments, and thus whether and … innovation and the division of innovative labor among US manufacturing firms, we find that high capability firms tend to use …
Persistent link: https://www.econbiz.de/10012911085