without disturbing the regular course of business in others. It might even be going on in all commodities at once. We could imagine that in an epidemic fit of the passion of gambling, all dealers, instead of giving only their accustomed orders to the manufacturers or growers of their commodity, commenced buying up all of it which they could procure, as far as their capital and credit would go. All prices would rise enormously, even if there were no increase of money, and no paper credit, but a mere extension of purchases on book credits. After a time those who had bought would wish to sell, and prices would collapse.
This is the ideal extreme case of what is called a commercial crisis. There is said to be a commercial crisis, when a great number of merchants and traders at once, either have, or apprehend that they shall have, a difficulty in meeting their engagements. The most usual cause of this general embarrassment, is the recoil of prices after they have been raised by a spirit of speculation, intense in degree, and extending to many commodities. Some accident which excites expectations of rising prices, such as the opening of a new foreign market, or simultaneous indications of a short supply of several great articles of commerce, sets speculation at work in several leading departments at once. The prices rise, and the holders realize, or appear to have the power of realizing, great gains. In certain states of the public mind, such examples of rapid increase of fortune call forth numerous imitators, and speculation not only goes much beyond what is justified by the original grounds for expecting rise of price, but extends itself to articles in which there never was any such ground: these, however, rise like the rest as soon as speculation sets in. At periods of this kind, a great extension of credit takes place. Not only do all whom the contagion reaches, employ their credit much more freely than usual; but they really have more credit, because they seem to be making unusual gains, and because a generally reckless and adventurous feeling prevails, which disposes people to
