So far we have considered the working of International Finance chiefly from the point of view of its effects upon the prosperity and comfort of mankind as a whole and on this country, as the greatest trader, carrier, and financier of the world. We have seen that the benefit that it works is wrought chiefly through specialization, that is, through the production of the good things of the earth in the lands best fitted, by climate or otherwise, to grow and make them.