Heterogeneity in Consumer Price Stickiness

By D. Fougère, Hervé le Bihan, P. Sevestre. Social Science Research Network, 2005

117 citations recorded by the source corpus.

We examine heterogeneity in price stickiness using a large, original, set of individual price data collected at the retail level for the computation of the French consumer price index. For that purpose, we estimate at a very high level of disaggregation, a piecewise-constant hazard model, as well as competing-risks duration models that distinguish between price increases, price decreases, and product replacements. The main findings are the following: (a) at the product–outlet-type level, the baseline hazard function of a price spell is nondecreasing; (b) cross-product and cross-outlet-type heterogeneity is pervasive, both in the shape and the level of the hazard function as well as in the impact of covariates; (c) there is strong evidence of state dependence, especially for price increases; (d) there is an asymmetry because determinants of price increases differ from those of price decreases.

Subfields: Economics and Econometrics, Marketing

View Paper: https://www.semanticscholar.org/paper/2a03fc3003ed52dbb504bc14297e8949081e398a

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