← Search Journal of Finance Vol. 36 No. 3 1981 Efficient Funds in a Financial Market with Options: A New Irrelevance Proposition Kose John DOI10.2307/2327527 Volume36 Issue3 Pages685 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 ✓