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Journal Article Specification and Testing in Applied Demand Analysis Get access Angus Deaton Angus Deaton University of Bristol Search for other works by this author on: Oxford Academic Google Scholar The Economic Journal, Volume 88, Issue 351, 1 September 1978, Pages 524–536, https://doi.org/10.2307/2232051 Published: 01 September 1978
Angus Deaton (Fri,) studied this question.
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