The only tenable Determinist interpretation of Desert is, in my opinion, the Utilitarian: according to which, when a man is said to deserve reward for any services to society, the meaning is that it is expedient to reward him, in order that he and others may be induced to render similar services by the expectation of similar rewards. Cf. post, Book iv. chap. iii. §4.

ME Book 3 Chapter 5 Section 6