{
  "schemaVersion": 1,
  "reportNumber": "SHWRP-2026-040",
  "version": "1.2",
  "analysisType": "transparent synthetic scenario analysis",
  "routeScenarioCount": 4,
  "channelScenarioCount": 144,
  "breakEvenScenarioCount": 36,
  "routeCostsPerBox": {
    "instant_sparse": 85.3,
    "nearby_sparse": 54.88,
    "scheduled_cluster": 23.12,
    "same_address_group": 8.53
  },
  "scenarioPreferenceCounts": {
    "即時分散單": {
      "owned": 0,
      "platform": 36
    },
    "近距分散單": {
      "owned": 0,
      "platform": 36
    },
    "預約聚合單": {
      "owned": 5,
      "platform": 31
    },
    "團體同址單": {
      "owned": 14,
      "platform": 22
    }
  },
  "assumptions": {
    "currency": "TWD",
    "bento_price": 130.0,
    "food_contribution_rate_before_channel": 0.38,
    "owned_payment_and_technology_cost_per_order": 8.0,
    "fully_loaded_delivery_labour_per_hour": 248.0,
    "vehicle_cost_per_km": 4.2,
    "fixed_dispatch_cost_per_route": 12.0,
    "kitchen_wait_minutes_per_route": 8.0,
    "drive_minutes_per_km": 3.4,
    "handoff_minutes_per_stop": 4.5,
    "expected_failure_cost_per_stop": 3.0,
    "platform_effective_variable_rate_grid": [
      0.15,
      0.25,
      0.35
    ],
    "owned_monthly_fixed_cost_grid": [
      3000.0,
      8000.0,
      15000.0
    ],
    "monthly_order_grid": [
      100,
      300,
      600,
      1000
    ],
    "scope_note": "Synthetic decision inputs only; actual contracts, demand, delivery costs and customer behaviour are not observed."
  },
  "limitations": [
    "No actual restaurant contract, order, customer, route, labour or profit data were used.",
    "The platform rate grid is synthetic and does not assert current market terms.",
    "Scenario preference is arithmetic under stated assumptions, not a causal estimate or recommendation."
  ]
}