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Investissement public et croissance économique au Cameroun

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par Jean Florentin DJIENGOUE
ISSEA - Ingénieur d'application de la statistique 2008
  

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ANNEXE VIII ESTIMATION DU MODÈLE A COURT TERME

Dependent Variable: D(LNY)

Method: Least Squares

Date: 03/16/08 Time: 00:21

Sample(adjusted): 1978 2005

Included observations: 28 after adjusting endpoints

Variable

Coefficient

Std. Error

t-Statistic

Prob.

C

0.027810

0.017763

1.565620

0.1311

RESIDUAL(-1)

-0.252314

0.085876

-2.938120

0.0074

D(LNK)

0.317457

0.072475

4.380213

0.0002

D(LNG)

0.148378

0.047947

3.094647

0.0051

D()

12.82634

6.362900

2.015801

0.0556

R-squared

0.630647

Mean dependent var

0.030043

Adjusted R-squared

0.566412

S.D. dependent var

0.142682

S.E. of regression

0.093953

Akaike info criterion

-1.731619

Sum squared resid

0.203023

Schwarz criterion

-1.493726

Log likelihood

29.24267

F-statistic

9.817776

Durbin-Watson stat

1.856095

Prob(F-statistic)

0.000088


ANNEXE IX : ESTIMATION DE LA RELATION DE COURT TERME

Tableau VII-1 Résultat de la régression

Dependent Variable: D(LNY)

Method: Least Squares

Date: 03/16/08 Time: 00:21

Sample(adjusted): 1978 2005

Included observations: 28 after adjusting endpoints

Variable

Coefficient

Std. Error

t-Statistic

Prob.

C

0.027810

0.017763

1.565620

0.1311

RESIDUAL(-1)

-0.252314

0.085876

-2.938120

0.0074

D(LNK)

0.317457

0.072475

4.380213

0.0002

D(LNG)

0.148378

0.047947

3.094647

0.0051

D()

12.82634

6.362900

2.015801

0.0556

R-squared

0.630647

Mean dependent var

0.030043

Adjusted R-squared

0.566412

S.D. dependent var

0.142682

S.E. of regression

0.093953

Akaike info criterion

-1.731619

Sum squared resid

0.203023

Schwarz criterion

-1.493726

Log likelihood

29.24267

F-statistic

9.817776

Durbin-Watson stat

1.856095

Prob(F-statistic)

0.000088

ANNEXE X TESTS SUR LES RÉSIDUS

VIII-1 test de normalité

VIII-2 test d'autocorrelation

ANNEXE XI TEST DE STABILITÉ GLOBALE DU MODÈLE

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