temps (durée) (1) surplus (1) prix (1) papier (1) monopole (1) marché (1) perte (1) revenu (1) aliment (1) application (1) demande (offre et demande) (1) point (1) calcul (1) Leadership (1) Food (1) Costs (1) Census (1) Methods (1) Forms (1) Indexes (1) Census (1) Origin (1) Work (1) Values (1) Tops (1) Time (1) Structural frames--Models (1) Social classes (1) Progress (1) Prices (1)