Belgique (2) Aging (2) Gross domestic product (2) Percentage (2) Economic development (2) Population (2) Développement économique (2) Population (2) Publics (2) Produit intérieur brut (2) Population (2) Vieillissement (2) Pourcentage (2) Développement économique (2) public (2) population (2) Belgique (2) Economic conditions (1) Costs (1) Care (1) Appointments and retirements (1) Retirement (1) Assaying (1) Terms and phrases (1) Terms and phrases (1) Labor market (1) Labor demand (1) Yarn (1) Thread (1) Social security (1)