theorem concentration_reduces_max_Keff
{J : ℕ} (_hJ : 2 ≤ J) {ρ : ℝ} (hρ : ρ < 1)
{a₁ a₂ : Fin J → ℝ}
(hH : herfindahlIndex J a₁ < herfindahlIndex J a₂)
{Tstar : ℝ} (hTs : 0 < Tstar) :
generalEffectiveCurvatureKeff J ρ a₂ 0 Tstar
< generalEffectiveCurvatureKeff J ρ a₁ 0 Tstar := by
rw [generalKeff_zero_friction hTs, generalKeff_zero_friction hTs]
exact K_decreasing_in_herfindahl hρ hH## General-Weight Effective Curvature Theorems