Clerc, Marie-Émilie; Coudin, Élise - In: Économie et Statistique 433 (2010) 1, pp. 77-99
[eng] The consumer price index (CPI) is designed to track the overall change in prices at a constant level of product . quality. It also serves as a measure of cost-of-living . changes when it is used for index-linking wages and . private contracts. It is therefore important to make . sure that...