← Search Econometrica Vol. 77 No. 5 2009 Announcements DOI10.3982/ecta775ann Volume77 Issue5 Pages1705-1708 Languageen 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 ✓