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Table 3.

Estimation results of double hurdle model.

VariablesWillingness to participateDegree of participation
Whether you believe you have the ability to contribute to the improvement of the basin's ecological environment 0.807** (0.347) 32.640* (19.223) 
Do you believe that the basin environment can be improved by changing your daily production and lifestyle? 0.618** (0.268) −6.003 (19.561) 
Do you have the confidence to contribute to the improvement of the basin's environment? −0.621** (0.290) 30.720 (20.472) 
Whether he will inquire if someone damages the river basin environment 0.501* (0.270) 37.006 (19.514) 
Whether he will report or complain to the management department if someone damages the river basin environment 0.714** (0.277) 20.829 (16.384) 
Do you have a sense of belonging to the watershed? 0.688*** (0.260) 37.180** (17.520) 
Do you agree that protecting the ecological environment of the watershed is a citizen's duty and obligation? 0.956*** (0.276) −42.358* (23.436) 
Age −0.035* (0.020) 0.439 (1.195) 
Education −0.165 (0.224) −3.661 (13.385) 
Per capita household income 0.094 (0.150) 74.223*** (11.308) 
Consumption habits −0.157 (0.245) 43.501** (21.178) 
Institutional trust 0.379 (0.274) 40.142** (19.542) 
Risk preference −0.230 (0.418) 109.686*** (30.777) 
Constant term  −564.044*** (162.880) 
Log likelihood  −4,337.077 
Wald square value  192.824*** 
VariablesWillingness to participateDegree of participation
Whether you believe you have the ability to contribute to the improvement of the basin's ecological environment 0.807** (0.347) 32.640* (19.223) 
Do you believe that the basin environment can be improved by changing your daily production and lifestyle? 0.618** (0.268) −6.003 (19.561) 
Do you have the confidence to contribute to the improvement of the basin's environment? −0.621** (0.290) 30.720 (20.472) 
Whether he will inquire if someone damages the river basin environment 0.501* (0.270) 37.006 (19.514) 
Whether he will report or complain to the management department if someone damages the river basin environment 0.714** (0.277) 20.829 (16.384) 
Do you have a sense of belonging to the watershed? 0.688*** (0.260) 37.180** (17.520) 
Do you agree that protecting the ecological environment of the watershed is a citizen's duty and obligation? 0.956*** (0.276) −42.358* (23.436) 
Age −0.035* (0.020) 0.439 (1.195) 
Education −0.165 (0.224) −3.661 (13.385) 
Per capita household income 0.094 (0.150) 74.223*** (11.308) 
Consumption habits −0.157 (0.245) 43.501** (21.178) 
Institutional trust 0.379 (0.274) 40.142** (19.542) 
Risk preference −0.230 (0.418) 109.686*** (30.777) 
Constant term  −564.044*** (162.880) 
Log likelihood  −4,337.077 
Wald square value  192.824*** 

Note: *, **, and *** are significant at the statistical levels of 10, 5, and 1%, respectively. The values in parentheses are the regression standard errors.

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