Sylwia Borysiak2025-07-252025-07-2520182080-108410.7206/kp.2080-1084.252https://repozytorium.kozminski.edu.pl/handle/item/2034CC-BY-NC-ND-4.0unjust enrichmentobligationfinancial gainimpoverishmentunjust enrichmentobligationfinancial gainimpoverishmentThe Definition and Characteristics of Obligations under Unjust EnrichmentThe Definition and Characteristics of Obligations under Unjust EnrichmentArticle