{
  "status": "illustrative",
  "currency": "EUR",
  "horizon": "annual contract",
  "alternative": {
    "total_cost": 32000
  },
  "differentiation": {
    "hours_saved": 1200,
    "hourly_cost": 42,
    "time_value": 50400,
    "avoided_downtime": 18000,
    "switching_cost": -12000,
    "net_value": 56400
  },
  "corridor": {
    "supplier_cost": 18000,
    "floor": 18000,
    "value_ceiling": 88400,
    "proposed_price": 58000,
    "supplier_contribution": 40000,
    "customer_surplus": 30400
  },
  "formula": "value_ceiling = alternative + time_value + avoided_downtime - switching_cost",
  "warning": "Validate each value source with the customer and apply a probability if the gain is uncertain."
}