Public Preference Analysis and Social Benefits Evaluation of River Basin Ecological Restoration: Application of the Choice Experiments for the Shiyang River, China

Table 4

Results of RPL model estimation.

Variable	Upper reach		Middle reach		Lower reach
	Urban	Rural	Urban	Rural	Urban	Rural
M (upper reach ecological water allocation)	0.094	0.457	−0.048	−0.020	0.112	−0.116
M (middle reach ecological water allocation)	−0.013	−0.030	0.036	0.078	0.004	−0.001
M (lower reach ecological water allocation)	0.013	0.020	0.024	−0.002	0.060	0.050
M (Hongyashan Reservoir water quality)	−2.295	−10.088	−3.130	−2.770	−2.144	−4.134
M ASC	−3.125	−4.884	−2.697	−3.205	−0.613	−1.971
M (WTP)	−0.008	−0.031	−0.012	−0.016	−0.007	−0.018
SD (upper reach ecological water allocation)	0.523	2.065	0.383	0.454	0.287	0.399
SD (middle reach ecological water allocation)	0.071	−0.328	−0.077	0.144	0.056	0.090
SD (lower reach ecological water allocation)	−0.054	0.149	−0.043	0.063	0.063	0.092
SD (Hongyashan Reservoir water quality)	4.546	23.404	4.490	4.536	3.350	5.451
Log likelihood	−244.744	−276.445	−235.291	−252.323	−331.590	−314.002
LR chi^2 (4)	79.390	64.490	59.070	144.720	82.830	128.53

^∗, ^∗∗, and ^∗∗∗ represent 10%, 5%, and 1% significance levels, respectively.