← Search Journal of Finance Vol. 14 No. 1 1959 Portfolio Operations of Commercial Banks and the Level of Treasury Security Prices Robert H. Parks General Electric (Israel) DOI10.2307/2976098 Volume14 Issue1 Pages52 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 ✓