← Search Econometrica Vol. 24 No. 4 1956 Einfuhrung in die Betriebswirtschaftslehre Eberhard Fels; Martin Lohmann DOI10.2307/1905502 Volume24 Issue4 Pages496 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 ✓