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Persistent link: https://www.econbiz.de/10002136502
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This paper studies testing for a unit root for large n and T panels in which the cross-sectional units are correlated. To model this cross-sectional correlation, we assume that the data is generated by an unknown number of unobservable common factors. We propose unit root tests in this...
Persistent link: https://www.econbiz.de/10014121570
Persistent link: https://www.econbiz.de/10014085834
This paper studies testing for a unit root for large n and T panels in which the cross-sectional units are correlated. To model this cross-sectional correlation, we assume that the data is generated by an unknown number of unobservable common factors. We propose unit root tests in this...
Persistent link: https://www.econbiz.de/10014085837