The Wealth of Nations by Part 3 Chapter 2 Page 16

expense of slave-cultivation. The raising of corn, it seems, in the present times, cannot. In the English colonies, of which the principal produce is corn, the far greater part of the work is done by freemen. The late resolution of the Quakers in Pennsylvania to set at liberty all their negro slaves may satisfy us that their number cannot be very great. Had they made any considerable part of their property, such a resolution could never have been agreed to.

In our sugar colonies, on the contrary, the whole work is done by slaves, and in our tobacco colonies a very great part of it. The profits of a sugar-plantation in any of our West Indian colonies are generally much greater than those of any other cultivation that is known either in Europe or America; and the profits of a tobacco plantation, though inferior to those of