The economics of linguistic exchanges

&dquo;Perhaps from force of occupational habit, perhaps by virtue of the calm that is acquired by every important man who is consulted for his advice and who, ) , _ , _ ~ knowing that he will keep control over ~’’~’ ’’ ’. ’ ’ ’ ’’ ’ &dquo;-~’~w’’~’.~. &dquo;&dquo; &dquo;&dquo;~ ~ ~ r the situation, sits back and lets his interlocutor flap and fluster, perhaps also in order to show off to advantage the