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The Official Journal of the Pan-Pacific Association of Input-Output Studies (PAPAIOS)

Table 8 Diagnostic tests

From: Smooth transition regression model relating inflation to economic growth in Tunisia

No remaining non-linearity test

Transition variable

F1

F2

F3

F4

 Inflation

0.227

0.340

0.645

0.983

Constancy parameter test

Transition function hypothesis

F test

p value

 H1

0.631

0.797

 H2

0.520

0.923

Heteroscedasticity, serial correlation and normality tests

Tests

Chi-square value

p value

 ARCH LM-test

6.422

0.600

 LM-test

0.933

0.501

 JB test

14.723

0.000

  1. LM test is the Lagrange Multiplier test for the Breusch–Godfrey serial correlation. ARCH LM-test is the autoregressive conditional heteroscedasticity test. JB test refers to Jarque–Bera normality test