or, secondly, they may purchase an additional stock of materials, tools, and provisions, in order to maintain and employ an additional number of industrious people, who reproduce, with a profit, the value of their annual consumption.
So far as it is employed in the first way, it promotes prodigality, increases expense and consumption, without increasing production, or establishing any permanent fund for supporting that expense, and is in every respect hurtful to the society.
So far as it is employed in the second way, it promotes industry; and though it increases the consumption of the society, it provides a permanent fund for supporting that consumption; the people who consume reproducing, with a profit, the whole value of their annual consumption. The gross revenue of the society, the annual produce of their land and labour, is increased by the whole value which the labour of those workmen adds to the materials upon which they are employed, and their neat revenue by what remains of this value, after deducting what is necessary for supporting the tools and instruments of their trade.