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Pairwise Granger Causality Tests
Date: 01/18/13 Time: 21:18
Sample: 1986 2009
Lags: 1
Null Hypothesis: Obs F-Statistic Prob.
LNXIAOFEI does not Granger Cause LNSHOURU 23 7.16104 0.0145
LNSHOURU does not Granger Cause LNXIAOFEI 23 2.66405 0.1183
是不是双向因果关系啊