← Search Journal of Political Economy Vol. 47 No. 2 1939 Wage-Rates, Investment, and Employment E. M. Bernstein DOI10.1086/255361 Volume47 Issue2 Pages218-231 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 ✓