enquête (3) recherche (3) gestion (3) aliment (3) processus de décision (3) Food (3) Purchasing (3) Research (3) Purchasing (3) Management (3) Food (3) Consumers (3) Management (3) Research (3) puits (2) achat (2) évaluation (2) décision (2) consommation (2) public (2) Brésil (2) Interviews (2) Work (2) Manufacturers' agents (2) Interviews (2) Factor analysis (2) Evaluation (2) Commission merchants (2) Agriculture--Economic aspects (2) Agricultural industries (2)