Table 2: Estimated coefficients of the stochastic profit frontier model for fishermen. 
 Variable  Coefficient  Std. error 
 Cost of maintenance   0.0873  Cost of storage   0.0579  Price of labour   0.1171  Price of needle   0.1721  Price of rope   0.2601  Price of paddle   0.8511  Price of boat   0.1097  Variance parameters   0.0342        LR test of the onesided error  48.37  


Source: field survey, January 2015. and denote significance levels at 1% and 5%, respectively.
