even high school students played the game, as economist paul samuelson recalls.high school teacher and i, my mathematics school high teacher, used to pore over the financial page. she was in favor of hup motors. i thought auburn motors was better. both of them went off the board completely in the end. literally the case, the elevator boys would ask you, "what do you think is good? "is barney baruch buying? what about the big boys at national city bank?" the dominant economic voice belonged to andrew mellon, the secretary of the treasury from 1921 to 1931. eveyone was convinced the smartest man in america was the secretary of commerce, herbert hoover. even the hardened cynics of the washington press corps were impressed by hoover. i had unstinted admiration for him. he would sit at the end of a long table, and reporters would sit on either side. we'd each ask a question. he'd look fixedly down-- he was shy-- and after the last man had asked his question, he'd put his head up. he'd remember each question and answer it. he knew more about what was going on in americ