Null Hypothesis: REAL_INC has a unit root

Exogenous: Constant

Lag Length: 2 (Automatic - based on AIC, maxlag=9)

t-Statistic

  Prob.*

Augmented Dickey-Fuller test statistic

-0.612232

 0.8576

Test critical values:

1% level

-3.584743

5% level

-2.928142

10% level

-2.602225

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