The Wealth of Nations by Part 4 Chapter 7 Page 218

In the trade, therefore, to which those regulations confine the merchant of Hamburg, his capital can keep in constant employment a much greater quantity of German industry than it possibly could have done in the trade from which he is excluded. Though the one employment, therefore, may to him perhaps be less profitable than the other, it cannot be less advantageous to his country. It is quite otherwise with the employment into which the monopoly naturally attracts, if I may say so, the capital of the London merchant. That employment may, perhaps, be more profitable to him than the greater part of other employments, but, on account of the slowness of the returns, it cannot be more advantageous to his country.

After all the unjust attempts, therefore, of every country in Europe to engross to itself the whole advantage of the