← Search Econometrica Vol. 39 No. 2 1971 Education and Manpower: Theoretical Models and Empirical Applications G. L. Williams; Tore Thonstad DOI10.2307/1913358 Volume39 Issue2 Pages409 Sources semanticscholar openalex crossref 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 ✓