Cheng, Shu-Ching; Wu, Tsung-pao; Lee, Kuei-Chiu; Chang, … - In: Economic Modelling 36 (2014) C, pp. 142-148
In this empirical study, we apply the flexible Fourier unit root test proposed by Enders and Lee (2012) to re-examine the hysteresis hypothesis of unemployment for PIIGS (Portugal, Ireland, Italy, Greece, and Spain) countries over the period from 1960 to 2011. We find that the Fourier unit root...