← Search The Review of Economics and Statistics Vol. 2 No. 2 1920 III. The Three Groups of Series DOI10.2307/1928882 Volume2 Issue2 Pages35 Sources openalex crossref semanticscholar 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 ✓