"[E]conomics is all around us, and we should cultivate the experience of it in many ways besides formal study. ...Joseph A. Schumpeter is reputed to have made the purist claim that the best way to economics is to study history and mathematics. Even the non-purist would have to agree that these two subjects contribute greatly to economic education, as would many other diverse subjects, such as sociology, psychology, geography, agriculture, urban studies, the law, engineering, public health, transportation, computer programming, and the closely related field of business and public administration. ...The ... catalogues its members according to thirty-six... areas of specialization, but... there must be thousands of different enthusiasms and points of view. And the best way to serve all of these is to study economics directly."