The demand of urban residents for the biodiversity conservation in U Minh Thuong National Park, Vietnam

Agricultural and Food Economics

Table 5 Logistic regression estimate of willingness to pay for conservation project

	Model 1 (All respondents included)		Model 2 (Protest bids excluded)
	Coefficient	Standard error	Coefficient	Standard error
Bid	−0.0230***	0.004	−0.0263***	0.004
Age	−0.1133**	0.055	−0.0997*	0.058
AgeAge*	0.0010*	0.001	0.0010*	0.001
Gender	0.3580	0.262	0.7380**	0.292
Graduate	−0.1298	0.327	−0.1577	0.359
Status	0.7818*	0.459	0.3833	0.473
Log(Income)	1.0777***	0.303	1.3601***	0.344
Location	0.1688	0.266	0.2740	0.288
Donation	0.7656***	0.296	0.8066**	0.317
Constant	−7.6845***	2.809	−10.0204***	3.142
Pseudo R²	0.156		0.198
Log likelihood	−192.230		−164.808
Correct prediction (%)	75.956		74.359
Observations (N)	366		312

Notes: ***, **, * indicate statistical significance at the 0.01, 0.05 and 0.1 level respectively.
Source: Own estimates; data appendix available from authors.