Independent variable

Coefficient

Standard error

Age

8.067

6.085

Gender

−362.126*

188.916

Employment

456.181**

198.802

Income

−27.095

57.434

Altruistic orientation

35.970***

12.258

Constant

626.832

426.917

Mean WTP

1704.156***

106.238

Log likelihood

−692.627

Chi-square

17.16***

Number of observations

630