← Search Econometrica Vol. 66 No. 2 1998 Efficient Semiparametric Estimation of Expectations Bryan W. Brown; Whitney K. Newey DOI10.2307/2998566 Volume66 Issue2 Pages453 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 ✓