Kolesnikov, Alexander V.; Kudryavtseva, Olga V.; … - In: Journal of Mathematical Economics 49 (2013) 6, pp. 501-505
The famous Afriat’s theorem from the theory of revealed preferences establishes necessary and sufficient conditions for the existence of utility function for a given set of choices and prices. The result on the existence of a homogeneous utility function can be considered as a particular fact...