40
to the price of corn, have been beyond all doubt considerably influenced by it.
If the whole of the difference in the expence of raising corn in this country and in the corn countries of Europe was occasioned by taxation, and the precise amount of that taxation as affecting corn, could be clearly ascertained; the simple and obvious way of restoring things to their natural level and enabling us to grow corn, as in a state of perfect freedom, would be to lay precisely the same amount of tax on imported corn and grant the same amount in a bounty upon exportation. Dr Smith observes, that when the necessities of a state have obliged it to lay a tax upon a home commodity, a duty of equal amount upon the same kind of commodity when imported from abroad, only tends to restore the level of industry which had necessarily been disturbed by the tax.
But the fact is that the whole difference of price does not by any means arise solely from taxation. A part of it, and I should think, no inconsiderable part, is occasioned by the necessity of yearly cultivating and improving more poor land, to provide for the demands of an increasing population; which land must of course require more labour and dressing, and expense of all kinds in its cultivation. The growing price of corn therefore, independently of all taxation, is
