← Search American Economic Review Vol. 88 No. 1 1998 Intellectual Human Capital and the Birth of U.S. Biotechnology Enterprises Lynne G. Zucker; Michael R. Darby; Marilynn B. Brewer Volume88 Issue1 Pages290-306 Sources bibtex:phds-export.bib Cite APA 7 MLA 9 Chicago (author–date) Harvard Elsevier Harvard (JFE, JBF…) The Accounting Review Academy of Management American Marketing Association INFORMS (Management Science) Copy citation Copied ✓