← Search Journal of Political Economy Vol. 39 No. 2 1931 Measures of Average Elasticity of Demand A. J. Nichol DOI10.1086/254200 Volume39 Issue2 Pages249-255 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 ✓