Table 6 Matching quality tests
Fruit type | Test for | Before matching | After matching | |
|---|---|---|---|---|
Nearest neighbor matching (NNM) | Kernel-based matching (KBM) | |||
Apple producers | Pseudo-R2 | 0.285 | 0.03 | 0.023 |
LR χ2 (p-value) | 78.63 | 5.50 | 4.64 | |
Standardized bias (mean) | 20.18 | 4.3 | 3.6 | |
Mango producers | Pseudo-R2 | 0.268 | 0.04 | 0.07 |
LR χ2 (p-value) | 80.57 | 5.23 | 4.38 | |
Standardized bias (mean) | 18.45 | 4.25 | 4.07 | |