Armenter, Roc; Müller-Itten, Michèle; Stangebye, … - In: Quantitative economics : QE ; journal of the … 15 (2024) 1, pp. 115-144
We present a geometric approach to the finite Rational Inattention (RI) model, recasting it as a convex optimization problem with reduced dimensionality that is well suited to numerical methods. We provide an algorithm that outperforms existing RI computation techniques in terms of both speed...