L’ISMA est un des principaux outils de diagnostic conjoncturel de la Banque de France. Publié chaque mois, il estime la croissance du PIB français pour le prochain trimestre, en se basant sur les données d’enquêtes de la Banque de France.

The quarterly industrial investment survey constitutes one of the main sources of information for the short-term economic analysis of industrial firms investment. However, its main questions are annual. Therefore, the use of this surveys results for the forecasting of investment on a quarterly...

This paper proposes new bridge equations for the Monthly Index of Business Activity (MIBA) published by the Banque de France. The MIBA is a forecasting tool for the quarterly GDP growth in France both for the current quarter and the next quarter, originally based on the surveys in the industrial...

Due to their early release, Business Tendency Surveys (BTS) are widely used in short term forecasting. Their questions are mainly qualitative; answers are most often used to calculate balances of opinions, which are defined as the difference between the proportions of positive answers with...

A large majority of summary indicators derived from the individual responses to qualitative Business Tendency Survey questions (which are mostly three-modality questions) result from standard aggregation and quantification methods. This is typically the case for the indicators called balances of...

Lorsque les modalités de réponse à une question de santé subjective sont utilisées différemment par différents individus, on dit que celles-ci sont affectées d’un effet DIF. Nous présentons une méthode non-paramétrique de détection et de correction de tels effets dans les...