| Parameters |
Coefficient |
T-ratio |
| Estimates of Inefficiency Model |
|
|
| Constant (δ0) |
1.43 |
2.98 |
| Stock Population (δ1) |
0.03* |
3.00 |
| Mortality (%) (δ2) |
-0.01 |
-0.50 |
| Pond Holdings (m2) (δ3) |
0.03* |
3.00 |
| Age (Yrs) (δ4) |
-0.02 |
-1.00 |
| Level of Education (Yrs) (δ5) |
0.04 |
0.67 |
| Household size (Number) (δ6) |
0.04 |
1.33 |
| Years of Farming Experience (δ7) |
0.01 |
0.33 |
| Estimates of Production Function |
|
|
| Constant (β0) |
0.13 |
1.18 |
| Ln Cost of Water (β1) |
0.01 |
0.33 |
| Ln Cost of Feed (β2) |
0.36* |
3.27 |
| Ln Cost of Fuel (β3) |
0.01 |
0.33 |
| Ln Cost of Labour (β4) |
0.15* |
2.14 |
| Ln Cost of Fingerlings (β5) |
0.25* |
2.08 |
| Ln Other cost (β6) |
0.18 |
0.56 |
Source: Computed from Field Survey, 2011.