—that is to say, cheap corn operating throughout the world, created a new demand for many kinds of articles; the production of a large number of such articles being aided by iron in some one of its many forms, iron to that extent was exported. And the effect is cumulative. The manufacture of iron being stimulated, all persons concerned in that great manufacture are well off, have more to spend, and by spending it encourage other branches of manufacture, which again propagate the demand; they receive and so encourage industries in a third degree dependent and removed.
"It is quite true that corn has not been quite so cheap during the present year. But even if it had been dearer than it is, it would not all at once arrest the great trade which former cheapness had created. The 'ball,' if we may so say, 'was set rolling' in 1869 and 1870, and a great increase of demand was then created in certain trades and propagated through all trades. A continuance of very high prices would produce the reverse effect; it would slacken demand in certain trades, and the effect would be gradually diffused through all trades. But a slight rise such as that of this year has no perceptible effect.
"When the stimulus of cheap corn is added to that of cheap money, the full conditions of a great and diffused rise of prices are satisfied. This
