406743.fig.001a
(a)
406743.fig.001b
(b)
406743.fig.001c
(c)
406743.fig.001d
(d)
Figure 1: Partial numerical simulation of the system (6). (a) The bifurcation diagram of the evolution of output. (b) The bifurcation diagram of the evolution of after-tax profit. (c) The strange attractor. (d) The stable region of Nash equilibrium of duopoly game in the phase plane of speed of adjustment.