← Search The Review of Economics and Statistics Vol. 30 No. 2 1948 Road and Rail A. G. Papandreou; Gilbert Walker DOI10.2307/1928796 Volume30 Issue2 Pages148 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 ✓