• There is much of economic theory which is pursued for no better reason than its intellectual attraction; it is a good game. We have no reason to be ashamed of that, since the same would hold for many branches of mathematics.

    Sir John Richard Hicks: There is much of economic theory which is pursued for no better reason than its intellectual attraction; it is a good game.  We have no reason to be ashamed of that, since the same would hold for many branches of mathematics.
    1979 Causality in Economics.