Table 4 The results of the Engle–Granger...

Table 4

The results of the Engle–Granger co-integration test

Specification	d_GDP	d_FDI_IS	d_FDI_OS
Unit root appears	a = 1; process I (1)
ADF test with test with constant, test statistic τ_c (1), $τ_{e}$ (asymptotic p-value), lag order = 2	−3.00205 (0.03472)	−4.65799 (0.00278)	−3.87557 (0.00223)

Specification	d_GDP	d_FDI_IS	d_FDI_OS
Unit root appears	a = 1; process I (1)
ADF test with test with constant, test statistic τ_c (1), $τ_{e}$ (asymptotic p-value), lag order = 2	−3.00205 (0.03472)	−4.65799 (0.00278)	−3.87557 (0.00223)