R&D and Innovation: Some Empirical Findings
Published Date
Copyright 1984
ISBN 0226308847
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Copy CitationEdwin Mansfield, R&D, Patents, and Productivity (University of Chicago Press, 1984), chap. 6, https://www.nber.org/books-and-chapters/rd-patents-and-productivity/rd-and-innovation-some-empirical-findings.