← Search Journal of Finance Vol. 38 No. 3 1983 Beta Nonstationarity and the Use of the Chen and Lee Estimator: A Note Bill McDonald DOI10.2307/2328095 Volume38 Issue3 Pages1005 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 ✓