← Search Econometrica Vol. 29 No. 2 1961 Aggregation in Leontief Matrices and the Labour Theory of Value M. Morishima; F. Seton DOI10.2307/1909289 Volume29 Issue2 Pages203 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 ✓