KF

K.J. Fox

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Authored

A Newly Identified Source of Potential CPI Bias

Weekly versus Monthly Unit Value Price Indexes

Journal article (2016) - EW Diewert, EW Diewert, K.J. Fox, J. de Haan
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.@en