Hurlin, Christophe; Mignon, Valérie - In: Économie et Prévision 169 (2005) 3, pp. 253-294
[eng] Our article presents an overview of panel unit-root tests. There are two major trends in this research area. First, since the late 1990s, the work on panel unit-root tests aims to take account of heterogeneity in dynamic properties of series. Second, attempts have recently been made to...