← Search Journal of Finance Vol. 41 No. 2 1986 Benchmark Portfolio Inefficiency and Deviations from the Security Market Line Richard C. Green DOI10.2307/2328436 Volume41 Issue2 Pages295 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 ✓