← Search Econometrica Vol. 40 No. 2 1972 Empirical Econometrics Edward J. Kane; J. S. Cramer DOI10.2307/1909429 Volume40 Issue2 Pages416 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 ✓