(ab-IVbX[ad-IVd台b<d←a<y KluonouoW [Od-[ad~[Od-LVd←8~/ K4μqen4!4sqnS g~o'd-1vd dE =0383V Kinunuo) (O</）=(0<a)V(a<) KsueL (a~V)∧(H<a)A(a<V) K!qepO :squlensuo) Kn panpadxa jo uoneziwixew se a]qequosap JoIneyaq ←s3u3Bed1euo4e squlensuoo Kaqo isnw quage jeuolel e jo seoualajald :eapl sooualajaId leuo!ey preferences Rational constraints. ey ob must agent rational a of references p Idea: ⇒ references p Rational y utilit ected exp of maximization as describable r ehavio b Constraints: y Orderabilit ) B ∼ A( ∨) A  B( ∨) B  A( y ransitivit T ) C  A( ⇒) C  B( ∧) B  A( y Continuit B ∼] C p, −1 ; A p, [ p ∃ ⇒ C  B  A y Substitutabilit ] C p, −1; B p, [ ∼] C p, −1 ; A p, [ ⇒ B ∼ A y Monotonicit ] B p, −1 ; A p, [ ⇔q ≥p( ⇒ B  A  ]) B, q −1 ; A, q[ ∼ 4 16 Chapter