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Data-Driven Nonparametric Spectral Density Estimators for Economic Time Series: A Monte Carlo Study.
Kilian, L., (1999)
Size Distortions of Tests of the Null Hypothesis of Stationarity: Evidence and Implications for the PPP Debate.
Size distortions of tests of the null hypothesis of stationarity: evidence and implications for the PPP debate
Caner, M., (2001)