← Search Journal of Political Economy Vol. 42 No. 5 1934 Increasing Return. G. T. Jones , Colin Clark Joan Robinson DOI10.1086/254679 Volume42 Issue5 Pages694-696 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 ✓