← Search Quarterly Journal of Economics Vol. 79 No. 3 1965 Recent Publications DOI10.1093/qje/79.3.505 Volume79 Issue3 Pages505-507 Languageen 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 ✓