{
  "url": "https://carsbuyer.org/diesel-ou-gasolina/bmw-320",
  "slug": "bmw-320",
  "brand": "BMW",
  "model": "320",
  "compares": "fuel_type",
  "measured": "asking_price",
  "method": "log(price) ~ age + log(mileage) + side + age*side, OLS on active listings",
  "collected_until": "2026-09-03",
  "model_years": {
    "from": 1991,
    "to": 2023
  },
  "diesel": {
    "sample_size": 387,
    "annual_depreciation_rate": 0.0817,
    "median_asking_eur": 7750,
    "median_mileage_km": 280000
  },
  "gasoline": {
    "sample_size": 20,
    "annual_depreciation_rate": 0.0455,
    "median_asking_eur": 11350,
    "median_mileage_km": 206500
  },
  "rate_difference_pp_per_year": -3.6,
  "rate_difference_ci95_half_width_pp": 1.6,
  "distinguishable_at_95": true,
  "holds_value_better": "gasoline",
  "premium_by_age": [
    {
      "age": 19,
      "premium_of": "diesel",
      "premium": -0.3463,
      "ci95_half_width": 0.1035
    },
    {
      "age": 24,
      "premium_of": "diesel",
      "premium": -0.4612,
      "ci95_half_width": 0.072
    }
  ],
  "fit_r2": 0.815,
  "licence": "https://carsbuyer.org/metodologia#licenca"
}