required as coin? They are hoarded or used in the manufacture of articles of luxury. If the quantity of gold and silver fall below the level required for circulation, symbolic money or other substitutes take its place. If a favorable rate of exchange brings about a surplus of money in the country and cuts off at the same time the demand for its shipment abroad, it will accumulate in strong-boxes, where the “riches will remain without producing more effect than if they had remained in the
The second law discovered by Steuart is that of the reflux of credit circulation to its starting point. Finally, he works out the effects which the disparity of the rates of interest in different countries produces upon the international export and import of precious metals. The last two points we mention here only for the sake of completeness, since they have but a remote bearing on the subject of our discussion.128 Symbolic money or credit money—Steuart does not as yet distinguish between the two forms of money—may take the place of precious metals as a means of purchase or means of payment in the sphere of home circulation, but never in the world market. Paper notes are therefore “money of the society,” while gold and silver are “money of the world.”129