États-Unis (1) France (1) Economic conditions (1) Comparative method (1) Assaying (1) Diseases (1) Male actors (1) State, The (1) Social security (1) Psychology, Industrial (1) Psychiatry (1) Production (Economic theory) (1) Politics, Practical (1) Political science (1) Play (1) Morale (1) Mental illness (1) Markets (1) Attention-deficit hyperactivity disorder (1) Example (1) Economics (1) Pharmaceutical industry (1) Corporations (1) Comedians (1) Business enterprises (1) Building (1) Attention (1) Actors (1) Classification (1) Classification (1)