{
 "record_id": "d66dcd3e24d3aa705a9e17810be910446c18dce3",
 "eligible": true,
 "exclusion_reason": null,
 "study": {
  "title": "What is the effect of location on rental housing prices in Athens?",
  "year": 2021,
  "doi": "10.7819/rbgn.v23i3.4114",
  "country": "Greece",
  "region_city": "Athens",
  "sample_start": 2014,
  "sample_end": 2014,
  "property_type": "condo_apartment",
  "price_type": "rent",
  "data_source": "757 apartment rental listings from real estate websites (tospitimou.gr, spitogatos.gr, spiti24.gr, acropolis-realestate.gr), second quarter 2014",
  "document_type": "journal",
  "estimators": [
   "OLS",
   "other"
  ],
  "spatial_method": "regression-kriging (GLS with exponential variogram, range 878.6 m)",
  "time_fe": false,
  "location_fe": false,
  "se_type": "unknown",
  "n_obs_total": 757,
  "ai_methods": [],
  "notes": "Semi-logarithmic model: dependent variable log monthly rental price (EUR). Table 2 reports OLS and RK (regression-kriging, GLS) coefficients with p-values in parentheses; no SEs. Age enters with a squared term. RK estimator coded 'other' (GLS with kriged residuals)."
 },
 "models": [
  {
   "model_id": "T2-OLS",
   "table": "2",
   "column": "OLS",
   "page": 9,
   "dep_var": "log monthly rental price (EUR)",
   "dep_transform": "log",
   "estimator": "OLS",
   "n_obs": 757,
   "r2": 0.7504,
   "se_or_t_in_parentheses": "p",
   "sample_subset": "All 757 apartments; RMSE 0.3490"
  },
  {
   "model_id": "T2-RK",
   "table": "2",
   "column": "RK",
   "page": 9,
   "dep_var": "log monthly rental price (EUR)",
   "dep_transform": "log",
   "estimator": "other",
   "n_obs": 757,
   "r2": 0.8434,
   "se_or_t_in_parentheses": "p",
   "sample_subset": "All 757 apartments; regression-kriging (GLS, exponential variogram); RMSE 0.2768"
  }
 ],
 "coefficients": [
  {
   "model_id": "T2-OLS",
   "var_name_printed": "Age",
   "taxonomy_id": "age",
   "x_transform": "level",
   "x_unit": "years",
   "beta": -0.0055,
   "se": null,
   "t": null,
   "p": 0.006,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "Age in years; model also includes Age-squared; p-value printed in parentheses"
  },
  {
   "model_id": "T2-RK",
   "var_name_printed": "Age",
   "taxonomy_id": "age",
   "x_transform": "level",
   "x_unit": "years",
   "beta": -0.0084,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "Age in years; model also includes Age-squared; p-value printed in parentheses"
  },
  {
   "model_id": "T2-OLS",
   "var_name_printed": "Age-squared",
   "taxonomy_id": "age",
   "x_transform": "squared",
   "x_unit": "years",
   "beta": 0.0001,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "Square of building age; p-value printed in parentheses"
  },
  {
   "model_id": "T2-RK",
   "var_name_printed": "Age-squared",
   "taxonomy_id": "age",
   "x_transform": "squared",
   "x_unit": "years",
   "beta": 0.0001,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "Square of building age; p-value printed in parentheses"
  },
  {
   "model_id": "T2-OLS",
   "var_name_printed": "Surface",
   "taxonomy_id": "living_area",
   "x_transform": "level",
   "x_unit": "m2",
   "beta": 0.0038,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "Total built surface area (m2); p-value printed in parentheses"
  },
  {
   "model_id": "T2-RK",
   "var_name_printed": "Surface",
   "taxonomy_id": "living_area",
   "x_transform": "level",
   "x_unit": "m2",
   "beta": 0.0038,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "Total built surface area (m2); p-value printed in parentheses"
  },
  {
   "model_id": "T2-OLS",
   "var_name_printed": "Bedrooms",
   "taxonomy_id": "bedrooms",
   "x_transform": "level",
   "x_unit": "count",
   "beta": 0.0596,
   "se": null,
   "t": null,
   "p": 0.009,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "p-value printed in parentheses"
  },
  {
   "model_id": "T2-RK",
   "var_name_printed": "Bedrooms",
   "taxonomy_id": "bedrooms",
   "x_transform": "level",
   "x_unit": "count",
   "beta": 0.0719,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "p-value printed in parentheses"
  },
  {
   "model_id": "T2-OLS",
   "var_name_printed": "WC",
   "taxonomy_id": "bathrooms",
   "x_transform": "level",
   "x_unit": "count",
   "beta": 0.1348,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "Number of additional toilets apart from the main bathroom; p-value printed in parentheses"
  },
  {
   "model_id": "T2-RK",
   "var_name_printed": "WC",
   "taxonomy_id": "bathrooms",
   "x_transform": "level",
   "x_unit": "count",
   "beta": 0.0768,
   "se": null,
   "t": null,
   "p": 0.001,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "Number of additional toilets apart from the main bathroom; p-value printed in parentheses"
  },
  {
   "model_id": "T2-OLS",
   "var_name_printed": "Storage room",
   "taxonomy_id": "storage",
   "x_transform": "dummy",
   "x_unit": "binary",
   "beta": 0.0811,
   "se": null,
   "t": null,
   "p": 0.008,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "p-value printed in parentheses"
  },
  {
   "model_id": "T2-RK",
   "var_name_printed": "Storage room",
   "taxonomy_id": "storage",
   "x_transform": "dummy",
   "x_unit": "binary",
   "beta": 0.0314,
   "se": null,
   "t": null,
   "p": 0.02,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "p-value printed in parentheses"
  },
  {
   "model_id": "T2-OLS",
   "var_name_printed": "Air conditioned",
   "taxonomy_id": "air_conditioning",
   "x_transform": "dummy",
   "x_unit": "binary",
   "beta": 0.0789,
   "se": null,
   "t": null,
   "p": 0.005,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "p-value printed in parentheses"
  },
  {
   "model_id": "T2-RK",
   "var_name_printed": "Air conditioned",
   "taxonomy_id": "air_conditioning",
   "x_transform": "dummy",
   "x_unit": "binary",
   "beta": 0.0298,
   "se": null,
   "t": null,
   "p": 0.019,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "p-value printed in parentheses"
  },
  {
   "model_id": "T2-OLS",
   "var_name_printed": "View",
   "taxonomy_id": "view",
   "x_transform": "dummy",
   "x_unit": "binary",
   "beta": 0.0963,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "p-value printed in parentheses"
  },
  {
   "model_id": "T2-RK",
   "var_name_printed": "View",
   "taxonomy_id": "view",
   "x_transform": "dummy",
   "x_unit": "binary",
   "beta": 0.0679,
   "se": null,
   "t": null,
   "p": 0.003,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "p-value printed in parentheses"
  },
  {
   "model_id": "T2-OLS",
   "var_name_printed": "Fireplace",
   "taxonomy_id": "fireplace",
   "x_transform": "dummy",
   "x_unit": "binary",
   "beta": 0.2052,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "p-value printed in parentheses"
  },
  {
   "model_id": "T2-RK",
   "var_name_printed": "Fireplace",
   "taxonomy_id": "fireplace",
   "x_transform": "dummy",
   "x_unit": "binary",
   "beta": 0.1107,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "p-value printed in parentheses"
  },
  {
   "model_id": "T2-OLS",
   "var_name_printed": "Heat",
   "taxonomy_id": "heating",
   "x_transform": "dummy",
   "x_unit": "binary",
   "beta": 0.1758,
   "se": null,
   "t": null,
   "p": 0.015,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "Has heating; p-value printed in parentheses"
  },
  {
   "model_id": "T2-RK",
   "var_name_printed": "Heat",
   "taxonomy_id": "heating",
   "x_transform": "dummy",
   "x_unit": "binary",
   "beta": 0.0984,
   "se": null,
   "t": null,
   "p": 0.08,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "Has heating; p-value printed in parentheses"
  },
  {
   "model_id": "T2-OLS",
   "var_name_printed": "Elevator",
   "taxonomy_id": "accessibility",
   "x_transform": "dummy",
   "x_unit": "binary",
   "beta": 0.0761,
   "se": null,
   "t": null,
   "p": 0.005,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "p-value printed in parentheses"
  },
  {
   "model_id": "T2-RK",
   "var_name_printed": "Elevator",
   "taxonomy_id": "accessibility",
   "x_transform": "dummy",
   "x_unit": "binary",
   "beta": 0.0734,
   "se": null,
   "t": null,
   "p": 0.002,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "p-value printed in parentheses"
  },
  {
   "model_id": "T2-OLS",
   "var_name_printed": "Furnished",
   "taxonomy_id": "other",
   "x_transform": "dummy",
   "x_unit": "binary",
   "beta": 0.1493,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "Furnished dwelling; p-value printed in parentheses"
  },
  {
   "model_id": "T2-RK",
   "var_name_printed": "Furnished",
   "taxonomy_id": "other",
   "x_transform": "dummy",
   "x_unit": "binary",
   "beta": 0.1279,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "Furnished dwelling; p-value printed in parentheses"
  },
  {
   "model_id": "T2-OLS",
   "var_name_printed": "Garage",
   "taxonomy_id": "garage",
   "x_transform": "dummy",
   "x_unit": "binary",
   "beta": 0.1867,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "p-value printed in parentheses"
  },
  {
   "model_id": "T2-RK",
   "var_name_printed": "Garage",
   "taxonomy_id": "garage",
   "x_transform": "dummy",
   "x_unit": "binary",
   "beta": 0.1775,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "p-value printed in parentheses"
  }
 ]
}