← Search Econometrica Vol. 40 No. 3 1972 A Contribution to the General Equilibrium Theory of Preferential Trading Jaroslav Vanek; M. C. Kemp DOI10.2307/1913189 Volume40 Issue3 Pages588 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 ✓