← Search Econometrica Vol. 51 No. 3 1983 Necessary and Sufficient Conditions for Conditional Cost Functions Martin Browning DOI10.2307/1912162 Volume51 Issue3 Pages851 Sources bibtex:phds-export.bib semanticscholar crossref openalex 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 ✓