← Search Journal of Political Economy Vol. 29 No. 2 1921 Foreign Exchange. A. C. Whitaker L. C. Sorrell DOI10.1086/253329 Volume29 Issue2 Pages168-171 Languageen 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 ✓