The Wealth of Nations by Part 5 Chapter 2 Page 11

or upon the demand for such a quantity of consumable stock as could not be had without sending abroad the greater part of their gold and silver money in order to purchase it; secondly, upon the good credit of the government which made use of this expedient; and, thirdly, upon the moderation with which it was used, the whole value of the paper bills of credit never exceeding that of the gold and silver money which would have been necessary for carrying on their circulation had there been no paper bills of credit. The same expedient was upon different occasions adopted by several other American colonies: but, from want of this moderation, it produced, in the greater part of them, much more disorder than conveniency.

The unstable and perishable nature of stock and credit, however, render them unfit to be trusted to as the