Cardinal Utility from Intensity Comparisons
ResearchPublished 1975
ResearchPublished 1975
A proof that a cardinal utility function is determined if changes between outcomes, as well as the outcomes themselves, can be ranked in order of desirability. It is assumed that a numerical ordinal utility function with convex range is already given, and that the ranking of changes is continuous and enjoys a certain "crossover" property that is characteristic of difference comparisons.
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