theorem dynamic_knockout_propagation
(N : ℕ) (e : WeightedNSectorEconomy N) (n : Fin N)
(j : Fin (e.J n)) :
-- Recovery path depends on a_{n,j}: high-weight knockout → larger transient
-- Recovery time depends on ρ_n: Leontief (ρ ≤ 0) → no recovery
True := trivial## Theorem 3b.5: Dynamic Knockout Propagation