Page:The wealth of nations, volume 1.djvu/395

 and which consists either, first, in that portion of his whole stock which was originally reserved for this purpose; or, secondly, in his revenue, from whatever source derived, as it gradually comes in; or, thirdly, in such things as had been purchased by either of these in former years, and which are not yet entirely consumed; such as a stock of clothes, household furniture, and the like. In one or other or all of these three articles consists the stock which men commonly reserve for their own immediate consumption.

There are two different ways in which a capital may be employed so as to yield a revenue or profit to its employer.

First, it may be employed in raising, manufacturing, or purchasing goods, and selling them again with a profit. The capital employed in this manner yields no revenue or profit to its employer, while it either remains in his possession, or continues in the same shape. The goods of the merchant yield him no revenue or profit till he sells them for money, and the money yields him as little till it is again exchanged for goods. His capital is continually going from him in one shape, and returning to him in another, and it is only by means of such circulation, or successive exchanges, that it can yield him any profit. Such capitals, therefore, may very properly be called circulating capitals.

Secondly, it may be employed in the improvement of land, in the purchase of useful machines and instruments of trade, or in such-like things as yield a revenue or profit without changing masters, or circulating any further. Such capitals, therefore, may very properly be called fixed capitals.

Different occupations require very different proportions between the fixed and circulating capitals employed in them.

The capital of a merchant, for example, is altogether a