Household demand and supply for clean groundwater in the Mekong Delta, Vietnam

Sustainable Energy Research

Table 6 Sensitivity analysis of predicted probability of switching to GSU water use

		Scenario
Interaction form	Baseline ^a	Young people (age ≤40)	Secondary education	Year of taking residence		Number of persons in household		Income
Interaction form	Baseline ^a	Young people (age ≤40)	Secondary education	1976 to 1985	1996 to 2005	≤3	6 to 7	≤2 million	>5 million
No interaction effect	0.374	0.492	0.415	0.455	0.555	0.333	0.333	0.569	0.507
Interaction effect		Education			Year of taking up residence
Income at 2 to 5 million VND and secondary education	0.54	Primary School	Secondary school	High school and Tertiary	Prior to 1975	1976 to 1985		1986 to 1995	1996 to 2005
Income at 2 to 5 million and year of taking residence is prior to 1975	0.481	Primary School	Secondary school	High school and Tertiary	Prior to 1975	1976 to 1985		1986 to 1995	1996 to 2005
Income
2 to 5 million VND	-	0.504	0.54	0.638	0.481	0.344		0.387	0.713
Higher than 5 million ND	-	0.317	0.29	0.374	0.613	0.599		0.099	0.507