The Wealth of Nations by Part 4 Chapter 5 Page 3

The bounty is given in order to make up this loss, and to encourage him to continue, or perhaps to begin, a trade of which the expense is supposed to be greater than the returns, of which every operation eats up a part of the capital employed in it, and which is of such a nature that, if all other trades resembled it, there would soon be no capital left in the country.

The trades, it is to be observed, which are carried on by means of bounties, are the only ones which can be carried on between two nations for any considerable time together, in such a manner as that one of them shall always and regularly lose, or sell its goods for less than it really costs to send them to market.

But if the bounty did not repay to the merchant what he would otherwise lose upon the price of his goods, his