The Wealth of Nations by Part 4 Chapter 7 Page 255

the same monopoly in favour of their own private trade as of the public trade of the company. If they are suffered to act as they could wish, they will establish this monopoly openly and directly, by fairly prohibiting all other people from trading in the articles in which they choose to deal; and this, perhaps, is the best and least oppressive way of establishing it. But if by an order from Europe they are prohibited from doing this, they will, notwithstanding, endeavour to establish a monopoly of the same kind, secretly and indirectly, in a way that is much more destructive to the country.

They will employ the whole authority of government, and pervert the administration of justice, in order to harass and ruin those who interfere with them in any branch of commerce, which by means of agents, either concealed, or at