← Search Econometrica Vol. 60 No. 1 1992 The Bias of Instrumental Variable Estimators A. Buse DOI10.2307/2951682 Volume60 Issue1 Pages173 Sources semanticscholar bibtex:phds-export.bib 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 ✓