This paper examines heterogeneity in price stickiness using a large, original, set of individual price data collected at the retail level for the computation of the French CPI. To that end, we estimate, at a very high level of disaggregation, competing-risks duration models that distinguish...

[fre] La rigidité des prix en France: quelques enseignements des relevés de prix à la consommation . . Pour décrire À l’aide de l’échantillon des relevés de prix utilisés pour le calcul de l’indice des prix à la consommation (IPC), les la rigidité des prix à la consommation en...

Based on the analysis of 13 million price records underlying the computation of the French consumer price index, we provide a detailed assessment of consumer price rigidity. Our main results are as follows. The average duration of prices is around 8 months. Price durations and the patterns of...