← Search Journal of Political Economy Vol. 64 No. 2 1956 Econometric Models of the United States Karl A. Fox DOI10.1086/257768 Volume64 Issue2 Pages128-142 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 ✓