The Wealth of Nations by Part 4 Chapter 7 Page 59

allowed a more extensive market, than those of any other European nation. Every European nation has endeavoured more or less to monopolise to itself the commerce of its colonies, and, upon that account, has prohibited the ships of foreign nations from trading to them, and has prohibited them from importing European goods from any foreign nation. But the manner in which this monopoly has been exercised in different nations has been very different.

Some nations have given up the whole commerce of their colonies to an exclusive company, of whom the colonists were obliged to buy all such European goods as they wanted, and to whom they were obliged to sell the whole of their own surplus produce.

It was the interest of the company, therefore, not only to sell the former as dear, and to buy the