Many economic and financial time series exhibit trending behavior or non-stationarity in the mean. Leading examples are asset prices, exchange rates and the levels of macroeconomic aggregates like real GDP. An important econometric task is determining the most...
CITATION STYLE
Zivot, E., & Wang, J. (2003). Unit Root Tests. In Modeling Financial Time Series with S-Plus® (pp. 105–127). Springer New York. https://doi.org/10.1007/978-0-387-21763-5_4
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