Estudio (3) Fountains (2) Fuentes (2) Équateur (1) Internet (1) Labor (1) Corporate sponsorship (1) Uncertainty (1) Television (1) Stocks (1) Stars (1) Soldiers (1) Research (1) Radio (1) Quality of products (1) Politicians (1) Political science (1) Organization (1) Occupations (1) Merchants (1) Measurement (1) Markets (1) Marketing (1) Logic (1) Evaluation (1) Economics (1) Dynamics (1) Customer services (1) Conglomerate corporations (1) Concept learning (1)