Media type: E-Article Title: Avant-propos Contributor: Tavernier, Jean-Luc [Author] Published in: Économie & prévision ; Vol. 166, n° 5, pp. 115-116 Language: French DOI: 10.3406/ecop.2004.7386 Identifier: Keywords: article Origination: Footnote: Access State: Open Access Rights information: Attribution - Non Commercial - No Derivs (CC BY-NC-ND)