“…Finally, the Unemployment Hysteresis Hypothesis claims that shocks to unemployment leave permanent effects (Blanchard and Summers, 1986). In the literature on OECD countries, Song and Wu (1998), Everaert (2001), Roed (2002), Feve et al (2003, Özcan (2012), Bakas and Makhlouf (2020), Khraief et al (2020), Dedeoğlu (2021) provide evidence that the Unemployment Hysteresis Hypothesis is valid; Papell et al (2000), Camarero and Tamarit (2004), Camarero et al (2006), Lee and Chang (2008), Ener and Arıca (2011), Yalçınkaya and Kaya (2017) provided concrete findings on the validity of the Natural Ratio Hypothesis. In addition, when the studies in the literature are examined, it is determined that unit root tests with structural break are preferred intensively.…”