Model Perspective

Dec 8, 2023 · Fundamentals

Can the Gale‑Shapley Algorithm Ensure Stable Couples? A Step‑by‑Step Guide

This article introduces the stable matching model, explains the Gale‑Shapley algorithm’s proposal‑and‑acceptance process, walks through a concrete three‑person example, and discusses why real‑world marriages may become unstable despite the model’s assumptions in practice.