Sheng, Xuguang; Yang, Jingyun - 2013
This paper proposes two new panel unit root tests based on Zaykin et al. (2002)’s truncated product method. The first … cross-section dependence in the panel units. Monte Carlo simulation shows that both tests have reasonably good size and are … powerful in cases of some very large p-values. The proposed tests are applied to a panel of real GDP and inflation density …