← Search Econometrica Vol. 25 No. 3 1957 Einfuhrung in die Wirtschaftstheorie Jürg Niehans; Erich Schneider DOI10.2307/1907963 Volume25 Issue3 Pages491 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 ✓