| ε | Equilibrium points (G, I, β) | Stability |
| 1 | (600, 0, 0) | Stable |
| (100, 50, 1500) | Stable | |
| (250, 24.5, 323.5) | Unstable | |
| 0 | (600, 0, 0) | Unstable |
| (116, 45, 1125) | Stable | |
| 0.5 | (600, 0, 0) | Stable |
| (105.6, 48, 1344) | Stable | |
| (268.35, 23, 291) | Unstable |