Kota Saito

collaborators

2 papers

econ.TH2025

Random Utility with Unobservable Alternatives

Haruki Kono, Kota Saito, Alec Sandroni

The random utility model, a cornerstone in economics, is axiomatized by Falmagne (1978) and McFadden and Richter (1990) with the assumption that if a menu is observable, the choice…

math.NT2025

Finiteness of solutions to linear Diophantine equations on Piatetski-Shapiro sequences

Kota Saito

A sequence of integers of the form $⌊ n^{I^} \pm ⌋$ $(n = 1, 2, \dots)$ for some fixed non-integral $I^\pm > 1$ is called a Piatetski-Shapiro sequence, where $⌊ x ⌋$ denote…