← Search Econometrica Vol. 26 No. 1 1958 Marketing Efficiency in Puerto Rico Lester G. Telser; John Kenneth Galbraith; Richard Holton DOI10.2307/1907394 Volume26 Issue1 Pages175 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 ✓