Improving French Indices of Consumer Prices
Date de début : 01/03/2024 – Date de fin : 30/04/2026
The aim of the project is to improve the HICP and the French CPI and to develop innovations, both in a continuous improvement process of the indices and to comply with European requirements like the switch to the COICOP 2018. The project covers several dimensions:
- use of new data sources: web scraped data on hotel prices, hard discounter scanner data;
- use of new methodologies: new methodologies of classification, multilateral methods;
- implementation of the COICOP 2018 for the change of base 2026, double production of the indices for 2025, backcasting series
- optimisation of the field data collection through evolutions in the sampling of urban areas.