← Search Econometrica Vol. 29 No. 4 1961 A Unified Statistical Approach to the Index Number Problem K. S. Banerjee DOI10.2307/1911806 Volume29 Issue4 Pages591 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 ✓