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.
*Significant at 5-percent probability level
Table 3: Estimates of efficiency model.
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