Regressors

VIF

SQRT VIF

Tolerance

R-Squared

Monthly income of respondents

2.36

1.54

0.4241

0.5759

Current cost of water

1.65

1.29

0.6055

0.3945

Time spent in fetching water

1.35

1.16

0.7382

0.2618

Household size

1.43

1.2

0.699

0.301

Sex of respondent

1.26

1.12

0.7914

0.2086

Education level of respondent, Basic

4.39

2.1

0.2276

0.7724

Education level of respondent, Secondary

4.62

2.15

0.2164

0.7836

Education level of respondent, Tertiary

6.01

2.45

0.1665

0.8335

Respondent's years of stay in the Area

1.18

1.09

0.8484

0.1516

Perceived quality of current water supplied

1.32

1.15

0.7583

0.2417

Reliability of existing water supply source

1.44

1.2

0.6943

0.3057

Initial Bid

1.05

1.03

0.9507

0.0493

Sanitation facility of respondent

1.5

1.23

0.6648

0.3352

Marital status of respondent

1.12

1.06

0.8912

0.1088

Mean VIF

2.19