{
  "experiment": 9,
  "name": "transition_perm_A_minus20_delta0",
  "hypothesis": "Dynamics: after a permanent negative A shock the observed index falls on impact, inventory builds up, volume drops then recovers; the composition term is transitory when delta=0; its sign depends on G (dampening for the truncated normal, amplifying for the exponential).",
  "rows": 401,
  "columns": [
    "t",
    "theta",
    "P_obs",
    "P_fix",
    "Q",
    "S",
    "share_urgent_sales",
    "mean_tom_sold_months",
    "pbar_c0",
    "eta_c0",
    "n_c0",
    "pbar_c8",
    "eta_c8",
    "n_c8",
    "scenario"
  ],
  "env": {
    "python": "3.14.4",
    "numpy": "2.4.4",
    "scipy": "1.17.1",
    "pandas": "3.0.2",
    "config_hash": "ac38c7e782b00be4",
    "seed": 20261020,
    "timestamp": "2026-10-20T08:18:07"
  },
  "converged": true,
  "iterations": 30,
  "max_update": 6.699789167896597e-08
}