The Wealth of Nations by Part 1 Chapter 10 Page 91

would be consistent with liberty and justice. But though the law cannot hinder people of the same trade from sometimes assembling together, it ought to do nothing to facilitate such assemblies, much less to render them necessary.

A regulation which obliges all those of the same trade in a particular town to enter their names and places of abode in a public register, facilitates such assemblies.

It connects individuals who might never otherwise be known to one another, and gives every man of the trade a direction where to find every other man of it.

A regulation which enables those of the same trade to tax themselves in order to provide for their poor, their sick, their widows and orphans, by giving them a common interest to manage, renders such assemblies necessary.