The Wealth of Nations by Part 5 Chapter 2 Page 18

employed in the cultivation of land, does not exceed ten millions sterling a year, the ordinary revenue which government levies upon the people even in peaceable times.

The estimation by which Great Britain is rated to the land-tax is, no doubt, taking the whole kingdom at an average, very much below the real value; though in several particular counties and districts it is said to be nearly equal to that value. The rent of the lands alone, exclusively of that of houses, and of the interest of stock, has by many people been estimated at twenty millions, an estimation made in a great measure at random, and which, I apprehend, is as likely to be above as below the truth. But if the lands of Great Britain, in the present state of their cultivation, do not afford a rent of more than twenty millions a year, they could not well