| http://www.w3.org/ns/prov#value | - ul only by what people reveal to be useful by their choices--hence their concept of 'revealed preference.' the abolitionist dying to end slavery and the investment banker speculating on interest rates are both said to be pursuing 'utility', the only difference being that hte abolitionsis'ts utility is of a psychic sort. at its most extreme, 'utility' becomes a purely formal concept used to describ
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