| Certified PGs |
| Not Certified PGs |
|
Independent Variables | Coef. (S.E) | z | Coef. (S.E) | z |
Extension visits | 0.336 (0.102) | 3.29*** | 0.528 (0.155) | 3.40*** |
Traceability breadth | 0.020 (0.592) | 0.03 | −.289 (0.497) | −0.58 |
Farm assets | 5.064 (1.679) | 3.02*** | 1.722 (0.583) | 2.96*** |
Area under beans (acres) | 1.213 (0.681) | 1.78* | −2.476 (0.759) | −3.26*** |
Control Variables |
|
|
|
|
Exchange seasons (count) | 0.574 (0.129) | 4.44*** | 0.431 (0.143) | 3.01*** |
No. sharing buyer (count) | −0.513 (0.431) | −1.19 | −0.648 (0.350) | −1.85* |
Price (KE/3kg) | −0.156 (0.047) | −3.30*** | −0.119 (0.051) | −2.33** |
Export firm dummy_1 | −2.514 (1.755) | −1.43 | 0.776 (1.805) | 0.43 |
No. of buyers | −0.104 (1.308) | −0.08 | −2.014 (0.933) | −2.16** |
High school dummy_1 | −1.260 (0.730) | −1.73* | −0.752 (0.728) | −1.03 |
Age (yrs) | 0.370 (0.268) | 1.38 | −0.310 (0.320) | −0.97 |
Age squared (yrs) | −0.005 (0.003) | −1.59 | 0.004 (0.004) | 1.10 |
Intercept | −9.151 (6.938) | −1.32 | 10.330 (9.963) | 1.04 |
Wald chi2 (24) | 150.05*** |
|
|
|
Log pseudolikelihood | −63.71 |
| Pseudo R2 = 0.7194 |
|