Full G-MNL | G-MNL-II (γ=0) | G-MNL-I (γ=1) | G-MNL (τ = 1) | |||||
---|---|---|---|---|---|---|---|---|
β | St. err. | β | St. err | β | St. err. | β | St. err. | |
Taste parameters in utility functions | ||||||||
Sorghum-chickpea | .584*** | .071 | .493*** | .078 | .595*** | .085 | .796*** | .073 |
Maize-chickpea | − .208** | .086 | − .147 | .096 | − .197** | .087 | − .397*** | .079 |
Shape | .205*** | .042 | .328*** | .048 | .226*** | .047 | .213*** | .045 |
Flavor | .681*** | .038 | .680*** | .048 | .751*** | .056 | .958*** | .050 |
Labeling | 1.216*** | .049 | 1.024*** | .048 | 1.227*** | .072 | 1.316*** | .066 |
Price | − .260*** | .014 | − .301*** | .015 | − .283*** | .016 | − .307*** | .022 |
Constant | − 4.76*** | .123 | − 5.12*** | .151 | − 4.78*** | .141 | − 4.97*** | .149 |
Heterogeneity in mean (standard deviation) | ||||||||
Sorghum-chickpea | .083 | .108 | .051 | .077 | .033 | .089 | .035 | .058 |
Maize-chickpea | .005 | .159 | .057 | .118 | .057 | .060 | .158** | .065 |
Shape | .123*** | .042 | .111 | .319 | .161** | .066 | .206*** | .059 |
Flavor | .236*** | .027 | .415*** | .069 | .343*** | .047 | .403*** | .050 |
Labeling | .345*** | .038 | .701*** | .050 | .432*** | .071 | .891*** | .061 |
Price | .055*** | .018 | .027*** | .010 | .013 | .039 | .008 | .017 |
Tau (τ) | .735*** | .034 | .684*** | .082 | .708*** | .055 | 1.0 | Fixed |
Gamma (γ) | 1.487*** | .146 | 0.0 | Fixed | 1.0 | Fixed | .098 | .071 |
Sigma (i) | .976 | .765 | .979 | .707 | .978 | .734 | .957 | 1.089 |
N | 8400 | 8400 | 8400 | 8400 | ||||
LL function | − 5124.27 | − 5065.44 | − 5111.37 | − 5078.14 | ||||
McFadden Pseudo-R2 | .444 | .451 | .446 | .449 | ||||
AIC/N | 1.224 | 1.209 | 1.220 | 1.212 |