← Search Econometrica Vol. 33 No. 1 1965 Theorie der volkswirtschaftlichen Energiebilanzen J. Pfanzagl; Slawtscho Sagoroff DOI10.2307/1911905 Volume33 Issue1 Pages248 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 ✓