University of zimbabwe faculty of social studies department of economics

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Lagged real tobacco price
Null Hypothesis LPT1 has a unit root Exogenous Constant Lag Length 0 (Automatic - based on SIC, maxlag=8) t-Statistic
Prob Augmented Dickey-Fuller test statistic
-2.955486 0.0495 Test critical values 1% level
-3.639407 5% level
-2.951125 10% level
-2.614300
*MacKinnon (1996) one-sided p-values. Augmented Dickey-Fuller Test Equation Dependent Variable D(LPT1) Method Least Squares Date 03/17/16 Time 14:22 Sample (adjusted 1982 2015 Included observations 34 after adjustments Variable Coefficient Std. Error t-Statistic Prob.
LPT1(-1)
-0.396876 0.134284
-2.955486 0.0058 C
1.968162 0.695261 2.830823 0.0080

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R-squared
0.214433 Mean dependent var -0.049331 Adjusted R-squared 0.189884 SD. dependent var
0.854787 SE. of regression
0.769364 Akaike info criterion 2.370517 Sum squared resid 18.94146 Schwarz criterion
2.460302 Log likelihood
-38.29878 Hannan-Quinn criter. 2.401136
F-statistic
8.734897 Durbin-Watson stat
2.349314
Prob(F-statistic)
0.005818

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