technical efficiency and factors effecting using dea approach (a case beach seine cooperative companies in golestan province)

considering the efficiency studies play a role in making available the revise in relative importance, policy reforms and resource management, this study has been accomplished in fish beach seine cooperative companies located in golestan province and used dea approach to measure the technical efficiency (te) and factor effects. the survey data were gathered from 20 farms, which selected via census and questionnaires in 2009-2010. results showed that the mean te of sample was 79.2 percent which revealed that the present technology can improve the technical efficiency by 20.8 percent. furthermore, the regression analysis revealed the energy, capital, age, educational level, experience and proficiency of manager had positive effect on technical efficiency, but not significant and interpretable. finally, rotilus frisii kutum and liza auratus and l.salince were important effective factors on technical efficiency of fish beach seine cooperative companies. on this basis, and given the severity of the impact of relevant factors may be appropriate policy solutions to improve the current performance planners and policy makers in this field proposed.