Aguiar, Victor H.; Hjertstrand, Per; Serrano, Roberto - 2022 - This version: September 2022
Samuelson's (1938) weak (generalized) axiom of revealed preference- WGARP-is a minimal and appealing consistency condition of choice. We offer a rationalization of WGARP in general settings. Our main result is an exact analog of the celebrated Afriat's theorem, but for WGARP. Its ordinal...