Encyclopaedia Britannica, 11th Edition, "Echinoderma" to "Edward, prince of Wales"

part in economic investigation as ton-mile statistics do in the

administration of a railway. To express in any language or to illustrate by any images, from a purely objective standpoint, the infinitely complicated movements of the actual world, is a task far beyond human capacity.

Application to modern problems.

With the aid of this general theory the methods we have sk...