How cumulative is technological knowledge?
نویسندگان
چکیده
Abstract Technological cumulativeness is considered one of the main mechanisms for technological progress, yet its exact meaning and dynamics often remain unclear. To develop a better understanding this mechanism, we approach technology as body knowledge consisting interlinked inventions. can then be understood extent to which inventions build on other within that same knowledge. The therefore characterized by structure base, different from, but closely related to, size base. We analytically derive equations describing relation between In addition, empirically test our ideas number selected technologies, using patent data. Our results suggest increases proportionally with at rate varies considerably across technologies. Furthermore, inversely invention over time. This suggests relatively slowly in rapidly growing sum, presented allows an in-depth, systematic analysis variations technologies underlying development.
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ژورنال
عنوان ژورنال: Quantitative science studies
سال: 2021
ISSN: ['2641-3337']
DOI: https://doi.org/10.1162/qss_a_00140