A newly identified source of potential CPI bias: Weekly versus monthly unit value price indexes

Walter Diewert, Kevin Fox and Jan de Haan

Economics Letters, 2016, vol. 141, issue C, 169-172

Abstract: We find that unit value prices used for constructing the CPI should be for the same period as the index to be constructed, rather than for a sub-period. The latter approach can lead to an upward bias in the CPI.

Keywords: Elementary price indexes; Aggregation; Inflation (search for similar items in EconPapers)
JEL-codes: C43 C82 E31 (search for similar items in EconPapers)
Date: 2016
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Citations: View citations in EconPapers (4)

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Persistent link: https://EconPapers.repec.org/RePEc:eee:ecolet:v:141:y:2016:i:c:p:169-172

DOI: 10.1016/j.econlet.2016.02.022

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