Table A1 Matched and unmatched samples,... | Emerald Publishing

Table A1

Matched and unmatched samples, kernel matching

Variable	Unmatched sample			Matched sample
Variable	Treated	Control	p > t	Treated	Control	p > t
Wife age	38.415	32.047	0.000	37.502	37.395	0.892
Husband age	44.842	38.064	0.000	43.861	43.902	0.964
Education wife (years)	3.761	5.006	0.000	3.867	4.040	0.510
Education husband (years)	6.102	6.731	0.063	6.195	6.077	0.675
Household size	7.687	6.591	0.000	7.526	7.632	0.593
Other income	0.943	0.866	0.003	0.941	0.937	0.843
Land area (acres)	2.031	1.592	0.014	1.962	1.881	0.639
Polygamous household (dummy)	0.367	0.304	0.159	0.365	0.354	0.756
Rubin's standardized difference		76.6			12.5
Mean absolute bias		34.7			2.8
Median absolute bias		32.4			2.9
Pseudo R²		0.097			0.003

Variable	Unmatched sample			Matched sample
Variable	Treated	Control	p > t	Treated	Control	p > t
Wife age	38.415	32.047	0.000	37.502	37.395	0.892
Husband age	44.842	38.064	0.000	43.861	43.902	0.964
Education wife (years)	3.761	5.006	0.000	3.867	4.040	0.510
Education husband (years)	6.102	6.731	0.063	6.195	6.077	0.675
Household size	7.687	6.591	0.000	7.526	7.632	0.593
Other income	0.943	0.866	0.003	0.941	0.937	0.843
Land area (acres)	2.031	1.592	0.014	1.962	1.881	0.639
Polygamous household (dummy)	0.367	0.304	0.159	0.365	0.354	0.756
Rubin's standardized difference		76.6			12.5
Mean absolute bias		34.7			2.8
Median absolute bias		32.4			2.9
Pseudo R²		0.097			0.003

Note(s): Pseudo R² of Probit model for the selection of treated households. Estimations without “land area” and/or other income yield similar results

Source(s): Authors’ own work