The Wealth of Nations by Part 5 Chapter 1 Page 124

state can lawfully carry on any branch of foreign trade, for which a regulated company is established, without first becoming a member of that company. The monopoly is more or less strict according as the terms of admission are more or less difficult; and according as the directors of the company have more or less authority, or have it more or less in their power to manage in such a manner as to confine the greater part of the trade to themselves and their particular friends.

In the most ancient regulated companies the privileges of apprenticeship were the same as in other corporations, and entitled the person who had served his time to a member of the company to become himself a member, either without paying any fine, or upon paying a much smaller one than what was exacted of other people. The usual corporation spirit,