More generally, in the British legal tradition. Also known as "common law". There are exceptions. I believe Napoleonic Law (France, Spain, Mexico, etc.) foll

More generally, in the British legal tradition. Also known as "common law". There are exceptions. I believe Napoleonic Law (France, Spain, Mexico, etc.) follows a different model, as does German law, where court decisions do not establish precedent, see e.g., <https://paperity.org/p/232486962/on-the-role-of-precedents-and-legal-certainty-in-german-private-law https://paperity.org/p/232486962/on-the-role-of-precedents-a...>.