← Search Journal of Political Economy Vol. 64 No. 6 1956 Economic Theory and Method. F. Zeuthen William J. Baumol DOI10.1086/257867 Volume64 Issue6 Pages536-537 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 ✓