Jarrett JE and Li Y
The primary goal is to examine the time series of the Japanese equity market over a lengthy period of time to determine aspects of this time series as it moves and what are the factors that may determine its. We study the Index of the Tokyo Exchange over nearly four decades by data analytical methods also known as exploratory data analysis with some principle methods of statistical testing. The aim is to put to rest some arguments concerning the applicability in long range memory modeling some use of methods based serial correlation in the data over this nearly four decades of monthly observations. Those in the past have indicated that Japanese time series of equity prices contain only small percentages of permanent and temporary components. Also, Japanese stock prices are often characterized by “bubbles” in their movements. The data analytics attempts to validate this phenomena over the length of this study.
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