test (1) prix (1) papier (1) modèle (1) marché (1) macro-économie (1) importation (1) firme (1) distribution (1) coût (1) sujet (1) structure industrielle (1) taux (1) biens (1) Composition (1) Commerce (1) Exports (1) Strategy (1) Prophecies (1) Prices (1) Pricing (1) Price indexes (1) Paper (1) Macroeconomics (1) Industrial organization (Economic theory) (1) Industrial organization (1) Finance (1) Exchange (1) Example (1) Evidence (1)