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F?re R, S Grosskopf and M Norris (1997). “Productivity Growth, Technical Progress, and Efficiency Change in Industrialized Countries: Reply.” American Economic Review 87(5): 1040-1044.

F?re R, JE Kirkley and JB Walden (2006). “Adjusting Technical Efficiency to Reflect Discarding: the Case of the US Georges Bank Multi-Species Otter Trawl Fishery.” Fisheries Research 78(2-3): 257-265.

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