Papell, David H.; Murray, Christian J.; Ghiblawi, Hala - In: The Review of Economics and Statistics 82 (2000) 2, pp. 309-315
We test for a unit root in postwar unemployment rates for sixteen OECD countries. When a one-time structural break is incorporated, the unit root hypothesis can be rejected for most of the countries and the measured persistence of unemployment falls dramatically. We then test for multiple...
