theorem rho_drift_shifts_Tstar {J : ℕ} (hJ : 2 ≤ J)
{rho1 rho2 : ℝ} (hrho1 : rho1 < 1) (hrho2 : rho2 < 1)
(hrho : rho1 < rho2) {c d_sq : ℝ} (hc : 0 < c) (hd : 0 < d_sq) :
criticalFriction J rho1 c d_sq ≠ criticalFriction J rho2 c d_sq :=
ne_of_lt (complementary_goods_more_fragile hJ hrho1 hrho2 hrho hc hd)Time Inconsistency Resolution via Upstream Reform (Gap 11)