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Technical efficiency of prawn poly-culture in Tam Giang lagoon, Vietnam
(Master thesis; Mastergradsoppgave, 2009-05-15)
This paper measured the mean technical efficiency of 91 percent in prawn poly-culture (prawn (Peneaus monodon)-rabbitfish (Siganus oramin)-others pattern) farms in Tam Giang lagoon, Vietnam, using an input-oriented VRS data envelopment analysis. The estimated technical super-efficiency was then regressed to the farmer characteristics, extension contacts, stocking density, and production environment ...