theorem fr_nonneg {FR₀ S S_crit α_FR : ℝ}
(hFR₀ : 0 ≤ FR₀) (hS : 0 ≤ S) (hSc : 0 < S_crit) :
0 ≤ financialRepression FR₀ S S_crit α_FR := by
unfold financialRepression
exact mul_nonneg hFR₀ (rpow_nonneg (fr_inner_nonneg hS hSc) _)Paper 7: Settlement Feedback and Monetary Policy in a Mesh Economy