{
 "record_id": "0e568775e77ac2d90b96f6f8ecad954135ed43b0",
 "eligible": true,
 "exclusion_reason": null,
 "study": {
  "title": "Listing price estimation of apartments: A generalised linear model",
  "year": 2019,
  "doi": "10.4102/jef.v12i1.204",
  "country": "South Africa",
  "region_city": "KwaZulu-Natal (Ballito, Durban Central, Umhlanga)",
  "sample_start": 2016,
  "sample_end": 2016,
  "property_type": "condo_apartment",
  "price_type": "listing",
  "data_source": "Private Property (Pty) Ltd, snapshot of apartment listings as at 23 February 2016",
  "document_type": "journal",
  "estimators": [
   "other"
  ],
  "spatial_method": "suburb dummies; Mantel test for residual spatial autocorrelation",
  "time_fe": false,
  "location_fe": true,
  "se_type": "OLS",
  "n_obs_total": 1314,
  "ai_methods": [],
  "notes": "Estimator = generalised linear model, gamma family, log link (IRLS/ML). SE column labelled 'standard deviation' in table footnote; treated as model-based SEs. Star legend: *** p<0.001, ** p<0.01, * p<0.05. Cross-section of listings (single date)."
 },
 "models": [
  {
   "model_id": "T4-c1",
   "table": "4",
   "column": "1",
   "page": 7,
   "dep_var": "listing price (ZAR), gamma GLM with log link",
   "dep_transform": "other",
   "estimator": "other",
   "n_obs": 1314,
   "r2": null,
   "se_or_t_in_parentheses": "se",
   "sample_subset": "",
   "notes": "Gamma GLM with log link (coefficients interpretable as semi-elasticities of the arithmetic mean); 35 suburb dummies (reference Albert Park) not extracted; Table 5 reports bootstrap SEs for the same coefficients (log(Size) 0.033635, NumBaths 0.021085, NumBeds 0.019742), not duplicated here"
  }
 ],
 "coefficients": [
  {
   "model_id": "T4-c1",
   "var_name_printed": "log(Size)",
   "taxonomy_id": "living_area",
   "x_transform": "log",
   "x_unit": "m2",
   "beta": 0.73296,
   "se": 0.03107,
   "t": null,
   "p": null,
   "p_stars": "***",
   "ci_lo": null,
   "ci_hi": null,
   "page": 7,
   "confidence": "high",
   "notes": "floor area in square metres, log"
  },
  {
   "model_id": "T4-c1",
   "var_name_printed": "NumBaths",
   "taxonomy_id": "bathrooms",
   "x_transform": "level",
   "x_unit": "count",
   "beta": 0.20298,
   "se": 0.01878,
   "t": null,
   "p": null,
   "p_stars": "***",
   "ci_lo": null,
   "ci_hi": null,
   "page": 7,
   "confidence": "high",
   "notes": ""
  },
  {
   "model_id": "T4-c1",
   "var_name_printed": "NumBeds",
   "taxonomy_id": "bedrooms",
   "x_transform": "level",
   "x_unit": "count",
   "beta": 0.03851,
   "se": 0.0183,
   "t": null,
   "p": null,
   "p_stars": "*",
   "ci_lo": null,
   "ci_hi": null,
   "page": 7,
   "confidence": "high",
   "notes": ""
  }
 ]
}