The Wealth of Nations by Part 2 Chapter 5 Page 9

thereby enables him to continue his business. The retailer himself is the only productive labourer whom it immediately employs. In his profits consists the whole value which its employment adds to the annual produce of the land and labour of the society.

The capital of the wholesale merchant replaces, together with their profits, the capitals of the farmers and manufacturers of whom he purchases the rude and manufactured produce which he deals in, and thereby enables them to continue their respective trades. It is by this service chiefly that he contributes indirectly to support the productive labour of the society, and to increase the value of its annual produce. His capital employs, too, the sailors and carriers who transport his goods from one place to another, and it augments the price of those goods by the value, not