Matsuda, Hiroyuki; Yamauchi, Atsushi; Matsumiya, Yoshiharu - In: Environmental Economics and Policy Studies 2 (1999) 2, pp. 129-146
We studied the optimal age- and season-specific sustainable harvesting policy for a fish population. We assumed that body weight, reproduction rate, and natural mortality of a fish vary with age. By assuming completely age- and season-specific harvesting, we can obtain a new, simple criterion...