Table 4

Results of co-integration test

Statisticsp-value
Westerlund test for cointegration
Variance Ratio4.474***0.000
Pedroni test for cointegration
Modified variance ratio−4.734***0.000
Modified Phillips-Perron3.939***0.000
Phillips-Perron−0.3490.363
Augmented Dickey-Fuller−1.541*0.061
Kao test for Cointegration
Modified Dickey-Fuller−2.837***0.002
Dickey-Fuller−2.610***0.004
Augmented Dickey-Fuller−1.382*0.083
Unadjusted Modified Dickey-Fuller−5.531***0.000
Unadjusted Dickey-Fuller−3.688***0.000

Note(s): * and *** Significant at level of 10% and 1% respectively

Source(s): Authors’ own compilation

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