Null Hypothesis: INT_RATE has a unit root

Exogenous: Constant

Lag Length: 0 (Automatic - based on AIC, maxlag=9)

t-Statistic

  Prob.*

Augmented Dickey-Fuller test statistic

-1.449570

 0.5500

Test critical values:

1% level

-3.577723

5% level

-2.925169

10% level

-2.600658

*MacKinnon (1996) one-sided p-values.