Figure 13: 𝑏 1 = 1 ; 𝛽 1 = 0.01 ; 𝛽 2 = 0.85 ; 𝛽 3 = 0.95 ; 𝛾 ℎ = 0.015 ; = 0.25 ; 𝛾 /2 = 0.0075 < 0.01 = 𝛿 𝜇 V ℎ