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Panel versus GARCH information in unit root testing with an application to financial markets
Westerlund, Joakim, (2014)
On combining evidence from heteroskedasticity robust panel unit root tests in pooled regressions
Arnold, Martin C., (2019)
Nonstationary-volatility robust panel unit root tests and the great moderation
Hanck, Christoph, (2013)
Testing for error correction in panel data
Westerlund, Joakim, (2007)
Panel cointegration tests of the Fisher effect
Westerlund, Joakim, (2006)
Some cautions on the use of the LLC panel unit root test