{
  "url": "https://carsbuyer.org/diesel-ou-gasolina/ford-fiesta",
  "slug": "ford-fiesta",
  "brand": "Ford",
  "model": "Fiesta",
  "compares": "fuel_type",
  "measured": "asking_price",
  "method": "log(price) ~ age + log(mileage) + side + age*side, OLS on active listings",
  "collected_until": "2026-08-30",
  "model_years": {
    "from": 1986,
    "to": 2023
  },
  "diesel": {
    "sample_size": 74,
    "annual_depreciation_rate": 0.1043,
    "median_asking_eur": 4090,
    "median_mileage_km": 217872
  },
  "gasoline": {
    "sample_size": 154,
    "annual_depreciation_rate": 0.0852,
    "median_asking_eur": 5900,
    "median_mileage_km": 135285
  },
  "rate_difference_pp_per_year": -1.9,
  "rate_difference_ci95_half_width_pp": 1.6,
  "distinguishable_at_95": true,
  "holds_value_better": "gasoline",
  "premium_by_age": [
    {
      "age": 16,
      "premium_of": "diesel",
      "premium": 0.046,
      "ci95_half_width": 0.1126
    },
    {
      "age": 22,
      "premium_of": "diesel",
      "premium": -0.0785,
      "ci95_half_width": 0.124
    }
  ],
  "fit_r2": 0.825,
  "licence": "https://carsbuyer.org/metodologia#licenca"
}