Regression results for donation willingness. Funds in U.S. dollars.
| Variables | Should donate ($ per family) | Would donate ($ per family) |
|---|---|---|
| Intercept | 22.20 (16.32) | −19.71 (12.04) |
| Awareness of tree service | 1.89 (1.71) | 2.29z (1.19) |
| Family size | 0.55 (3.82) | −3.91 (3.00) |
| Child < 18 yrs | −4.74 (4.99) | −0.50 (3.61) |
| College | 6.10 (8.19) | 6.06 (5.97) |
| Bachelor’s degree | 9.42 (7.86) | −0.54 (5.73) |
| White | 18.08z (6.78) | 2.07 (4.96) |
| Male | −14.01z (5.17) | −6.58y (3.76) |
| Age | 0.07 (0.21) | −0.01 (0.17) |
| Income (in thousand $) | 0.17z (0.08) | 0.27z (0.06) |
| Employed | −2.26 (5.76) | 5.30 (4.28) |
| R2 | 0.10 | 0.13 |
| F-value (χ2) | 2.80 | 3.52 |