Table 3 Factors explaining the monthly price differential between pensioners and non-pensioners dispensations.
Models | M1 | M2 | M3 | |
|---|---|---|---|---|
Variables fixed part: estimated coefficients and significance | FC | 9.74* | -- | -- |
RC | -0.32 | -- | -- | |
Price*FC | -- | 0.4920** | 0.4273** | |
Intercept | -- | -1.71 | -1.44 | |
Random effects | Withinclass correlation | 77.2% | 48.9% | 61.6%# |
Var(U0) | 143.7376 | 36.5447 | 58.3749 | |
Var(U3) | -- | --- | 0.0147 | |
Var(e) | 42.3655 | 38.1651 | 37.7826 | |
Deviance (-2 Log L) | 9399.3 | 9230.4 | 9228.8 | |