← Search Econometrica Vol. 23 No. 4 1955 A Comparison of Treatments of a Duopoly Problem (Part II) Martin Shubik DOI10.2307/1905348 Volume23 Issue4 Pages417 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 ✓