“If the Treasury were to fill old bottles with banknotes, bury them at suitable depths in disused coalmines which are then filled up to the surface with town rubbish, and leave it to private enterprise on welltried principles of laissez-faire to dig the notes up again … there need be no more unemployment and…the real income of the community, and its capital wealth also, would probably become a good deal greater than it actually is. It would, indeed, be more sensible to build houses and the like; but if there are political and practical difficulties in the way of this, the above would be better than nothing.”
Have to get spending to stimulate certain economic activity otherwise will lead to psychological situation of uncertainty in investment climate