Progress is slow partly from mere intellectual inertia. In a subject where there is no agreed procedure for knocking out errors, doctrines have a long life. A professor teaches what he was taught, and his pupils, with a proper respect and reverence for teachers, set up a resistance against his critics for no other reason than that it was he whose pupils they were.
Joan RobinsonEconomic theorists should not make such a production about taking a rabbit out of a hat after having put the rabbit into the hat in full view of the audience.
Joan RobinsonIt is the business of economists, not to tell us what to do, but show why what we are doing anyway is in accord with proper principles.
Joan Robinson