1{2 "experiment": 5,3 "name": "planner_benchmark",4 "hypothesis": "Bargaining power: higher seller share beta raises prices and lowers tightness and hazards; total welfare is maximised near the Hosios value beta = 1-alpha with homogeneous sellers; with heterogeneous sellers the welfare-maximising beta deviates (numerical).",5 "rows": 2,6 "columns": [7 "sellers",8 "theta_decentralised",9 "theta_planner",10 "welfare_decentralised",11 "welfare_planner",12 "vstar_decentralised",13 "vstar_planner",14 "planner_success"15 ],16 "env": {17 "python": "3.14.4",18 "numpy": "2.4.4",19 "scipy": "1.17.1",20 "pandas": "3.0.2",21 "config_hash": "0a165f317815d76c",22 "seed": 20261020,23 "timestamp": "2026-10-20T08:02:33"24 }25}