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A characterization of separable utility functions. (English) Zbl 0459.90005

##### MSC:
 91B16 Utility theory
Full Text:
##### References:
 [1] J. Aczél Z. Daróczy: On Measures of Information and Their Characterizations. Academic Press, New York 1975. · Zbl 0345.94022 [2] M. J. Beckmann U. H. Funke: Product attraction, advertising, and sales: Towards a utility model of market behavior. Z. Oper. Res. 22 (1978), 1 - 11. · Zbl 0381.90022 [3] B. R. Ebanks: Branching measures of information on strings. Canad. Math. Bull. 22 (1979), 4, 433-448. · Zbl 0434.94002 [4] B. Jessen J. Karpf A. Thorup: Some functional equations in groups and rings. Math. Scand. 22 (1968), 257-265. · Zbl 0183.04004 [5] C. T. Ng: Representation for measures of information with the branching property. Inform. Contr. 25 (1974), 45-56. · Zbl 0279.94018 [6] J. Aczél Z. Daróczy: A mixed theory of information. I: Symmetric, recursive and measurable entropies of randomized systems of events. Rev. Fr. Automat. Inform. Rech. Oper., Inform. Teor. 72 (1978), 149-155. · Zbl 0382.94012 [7] B. R. Ebanks: Symmetric, $$\beta$$-recursive inset entropies. · Zbl 0711.94012
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