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Table 3 Results of stationarity test

From: The health consequences of civil wars: evidence from Afghanistan

Variables	Augmented Dickey-Fuller				Phillips-Perron
	W/trend		Trend		W/trend		Trend
	t-statistics	p-value	t-statistics	p-value	t-statistics	p-value	t-statistics	p-value
At level
PCW	-4.41^a	0.000	-4.38^a	0.000	-3.84^a	0.003	-3.91^a	0.001
At first difference
CDR	-4.13^a	0.000	-4.85^a	0.000	-4.01^a	0.000	-4.38^a	0.000
CHM	-3.99^a	0.001	-3.81^a	0.001	-3.70^a	0.009	-4.19^a	0.000
PGDP	-5.31^a	0.000	-5.10^a	0.000	-4.60^a	0.000	-4.81^a	0.000
At second different
PHE	-6.24^a	0.000	-6.44^a	0.000	-5.32^a	0.000	-5.14^a	0.000
AGD	-8.26^a	0.000	-8.21^a	0.000	-8.01^a	0.000	-7.94^a	0.000

Source: Authors’ computations
PCW Per capita cost of war, CDR Crude death rate, CHM Child mortality rate, PGDP Per capita GDP, PHE Per capita health expenditure, AGD Age dependency ratio. Optimal lag length is based on SIC
^aindicates significance at 1% level

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ISSN: 1471-2458

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