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Table 1 ADF unit root test (trend and intercept)

From: An empirical analysis of rural and urban populations’ access to electricity: evidence from Pakistan

Variables Levels First Difference Conclusion
lnGDP − 3.631807** − 5.990866*** I(0)
lnEATRP − 4.106528** − 6.462204*** I(0)
lnEATUP − 3.957877** − 7.265927*** I(0)
  1. *, **, *** denote the rejection of the null hypothesis of unit root at the 1%, 5%, and 10% significant level, respectively