IS THE CONVERGENCY HYPOTHESİS VALİD İN N11 COUNTRİES? NEW EVİDENCE WİTH PANEL FOURİER UNİT ROOT TEST. Üçüncü Sektör Sosyal Ekonomi Dergisi [Internet]. 2024 Mar. 25 [cited 2026 Jul. 12];59(1):503-18. Available from: https://tisej.com/index.php/pub/article/view/1159