Incidence de la fiscalité sur la croissance économique au Bénin

Annexe 3

MODELE DE LONG TERME

Dependent Variable: LPIB
Method: Least Squares
Date: 04/25/05 Time: 15:38
Sample: 1972 2003
Included observations: 32
Variable	Coefficient	Std. Error	t-Statistic	Prob.
C	23.18062	6.178634	3.751739	0.0008
LINV	0.208486	0.100754	2.069252	0.0479
LTPF	0.471973	0.138456	3.408835	0.0020
LTO	-1.363165	0.989569	-1.377534	0.1793
R-squared	0.360437	Mean dependent var		35.23196
Adjusted R-squared	0.291913	S.D. dependent var		2.833215
S.E. of regression	2.384091	Akaike info criterion		4.691982
Sum squared resid	159.1489	Schwarz criterion		4.875199
Log likelihood	-71.07171	F-statistic		5.259975
Durbin-Watson stat	0.544043	Prob(F-statistic)		0.005266

Annexe 4

TEST DE STATIONNARITE SUR LE RESIDU

ADF Test Statistic	-3.269679	1% Critical Value*		-2.6423
		5% Critical Value		-1.9526
		10% Critical Value		-1.6216
*MacKinnon critical values for rejection of hypothesis of a unit root.
Augmented Dickey-Fuller Test Equation
Dependent Variable: D(R)
Method: Least Squares
Date: 04/25/05 Time: 16:07
Sample(adjusted): 1974 2003
Included observations: 30 after adjusting endpoints
Variable	Coefficient	Std. Error	t-Statistic	Prob.
R(-1)	-0.625100	0.191181	-3.269679	0.0029
D(R(-1))	0.128582	0.178718	0.719472	0.4778
R-squared	0.301131	Mean dependent var		0.079903
Adjusted R-squared	0.276171	S.D. dependent var		1.716059
S.E. of regression	1.459991	Akaike info criterion		3.659078
Sum squared resid	59.68407	Schwarz criterion		3.752491
Log likelihood	-52.88617	F-statistic		12.06472
Durbin-Watson stat	1.742579	Prob(F-statistic)		0.001689

Annexe 5

MODELE A CORRECTION D'ERREUR

A(LTPF)IONA

Dependent Variable: D(LPIB)
Method: Least Squares
Date: 04/25/05 Time: 16:09
Sample(adjusted): 1973 2003
Included observations: 31 after adjusting endpoints
Variable	Coefficient	Std. Error	t-Statistic	Prob.
C	5.770645	9.817901	0.587768	0.5624
D(LINV)	0.210998	0.067105	3.144320	0.0045
D(LTPF)	0.628156	0.076468	8.214585	0.0000
D(LTO)	-0.814509	0.523034	-1.557277	0.1331
LPIB(-1)	-0.236108	0.103961	-2.271125	0.0328
LINV(-1)	0.202201	0.070033	2.887234	0.0083
LTPF(-1)	0.445399	0.106429	4.184925	0.0004
LTO(-1)	-3.695188	2.222879	-1.662344	0.1100
R-squared	0.823146	Mean dependent var		-0.140681
Adjusted R-squared	0.769321	S.D. dependent var		2.595823
S.E. of regression	1.246748	Akaike info criterion		3.496590
Sum squared resid	35.75076	Schwarz criterion		3.866652
Log likelihood	-46.19715	F-statistic		15.29301
Durbin-Watson stat	2.421575	Prob(F-statistic)		0.000000