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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