|
| Including the protest responses | Excluding the protest responses | ||||
|
| Spike | Logit | Probit | Spike | Logit | Probit |
| a | −0.07585 | −0.17944 | −0.12277 | 0.89983 | 0.76550 | 0.46774 |
| (−1.604) | (−2.027) | (−2.274) | (14.247) | (7.105) | (7.127) | |
| b | 0.0134 | −0.01217 | −0.00719 | −0.01825 | −0.01638 | −0.00998 |
| (20.273) | (−9.810) | (−10.098) | (20.094) | (−11.780) | (−12.266) | |
| Mean WTP (? | 48.73 | −14.74 | −17.08 | 67.99 | 46.72 | 46.84 |
| Standard deviation | 2.55 | - | - | 2.90 | 4.06 | 4.11 |
| Log-likelihood | 1685.568 | −1003.122 | −1002.91 | 1172.913 | −734.0023 | −733.8979 |
| N | 356 | 356 | 356 | 240 | 240 | 240 |