Costs (1) Advertisers (1) Women copy writers (1) Advertising executives (1) Paper (1) Monopoly (Game) (1) Equilibrium (1) Copy writers (1) Competition (1) Commercial products (1) Structure (1) Publicistas (1) Papel (1) Structure (1) Publicité (1) Papier (1) Publicité (1) Annonceurs (1) Monopoly (1) Publicitaires (1) Structure (1) Équilibre (1) Concurrence (1) Coût (1) Papier (1) Produits commerciaux (1) marché (1) source (1) monopole (1)