Hurlin, Christophe - In: Applied Economics 42 (2010) 12, pp. 1515-1531
In this study, we systemically apply nine recent panel unit root tests to the same 14 macroeconomic and financial series as those considered in the seminal paper by Nelson and Plosser (1982). The data covers OECD countries from 1950 to 2003. Our results clearly point out the difficulty that...