← Search Journal of Finance Vol. 31 No. 1 1976 OPTIMAL SPECULATION AGAINST AN EFFICIENT MARKET* Jeffrey F. Jaffe1; Robert L. Winkler 1 Indiana University of Pennsylvania DOI10.1111/j.1540-6261.1976.tb03195.x Volume31 Issue1 Pages49-61 Languageen 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 ✓