after paying Crusoe's share, to keep a larger supper for himself than he could have caught without it. Mr. Snowden argues that there must be surplus value or unearned income because certain people are not obliged to work. But Friday's case seems to show that labour shares in the unearned income, which is not really unearned, but earned by labour done in the past.
Then there comes another inhabitant, Saturday, who also wants the boat. How is Crusoe to decide whether he shall lend it to Friday or to Saturday? He will naturally lend it to the one who promises him the largest share of fish. Here we see him enjoying socially created wealth because the appearance of a third inhabitant has brought in the element of competition, and enabled him to secure a larger proportion of fish than he would have been able to get if the stimulus of competition had not increased the value of his boat. Nevertheless, the fact remains that the boat, which is his stored-up work, is still the basis of his claim upon a share of the work of whichever of the competitors succeeds in getting the boat. If we suppose that he lends the boat to Friday, we may then go on to assume that Saturday, being anxious for food, and not handy enough
