Technical Efficiency of Fishing Activities: A Case Study of Small-Scale Trawling in the Mekong Delta, Vietnam

Table 4

Inputs, actual revenue, and frontier revenue at different TE.

Efficiency	Observation	Fishing day	Crew size	Engine	Actual revenue	Frontier revenue
>0.9	32	5.7	4.0	93.6	46.6	50.9
0.8-0.9	60	4.2	3.6	81.8	27.1	31.5
0.7-0.8	42	3.3	3.4	56.0	17.9	23.8
0.6-0.7	26	3.0	3.2	52.2	11.7	18.0
0.5-0.6	18	1.9	2.8	41.0	7.2	12.9
0.4-0.5	11	1.6	2.7	56.0	5.0	10.7
0.3-0.4	16	1.6	2.6	33.4	3.4	9.7
<0.3	18	1.1	2.3	32.2	1.5	6.5
Average		3.3	3.2	63.1	19.9	25.2

Note. All economic values are in million VND (US$1 = 23.577 VND in 2021).