{
 "record_id": "25220943ab063e0fe03168460d2005c02cf25de0",
 "eligible": true,
 "exclusion_reason": null,
 "study": {
  "title": "Mass Appraisal of Property Tax Base based on Multivariate Linear Regression - Empirical Study on Four Districts of Jinan",
  "year": 2013,
  "doi": "10.2991/icetis-13.2013.254",
  "country": "China",
  "region_city": "Jinan, Shandong (Tianqiao, Huaiyin, Shizhong, Lixia districts)",
  "sample_start": 2012,
  "sample_end": 2012,
  "property_type": "condo_apartment",
  "price_type": "transaction",
  "data_source": "Century 21 China second-hand housing transactions in Jinan, 2012 (248 cases; 226 used for estimation, 22 held out)",
  "document_type": "conference",
  "estimators": [
   "OLS"
  ],
  "spatial_method": "none (district code as a numeric regressor)",
  "time_fe": false,
  "location_fe": false,
  "se_type": "OLS",
  "n_obs_total": 226,
  "ai_methods": [],
  "notes": "ICETIS 2013 (Atlantis Press) short conference paper on CAMA for property tax base. Dependent variable is total sales price in RMB (levels), so coefficients are RMB per unit. Variable definitions in Table 1 (PDF pp. 4-5). Housing stock (second-hand) apartments in multi-storey/high-rise buildings; property_type set to condo_apartment. Constant not extracted. Table 3 ratio study not relevant."
 },
 "models": [
  {
   "model_id": "T2-c1",
   "table": "2",
   "column": "1",
   "page": 5,
   "dep_var": "total housing sales price, RMB",
   "dep_transform": "level",
   "estimator": "OLS",
   "n_obs": 226,
   "r2": 0.731,
   "se_or_t_in_parentheses": "none",
   "sample_subset": "Second-step multivariate linear regression (SPSS 18) after dropping rooms, halls, toilets, housing years and floors (insignificant); R2 0.731, adj. R2 0.723, F=98.952; B, Std. Error, t and Sig. printed in columns"
  }
 ],
 "coefficients": [
  {
   "model_id": "T2-c1",
   "var_name_printed": "Geographic Position",
   "taxonomy_id": "other",
   "x_transform": "other",
   "x_unit": "index",
   "beta": 58080.342,
   "se": 8630.594,
   "t": 6.73,
   "p": 0.0,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 5,
   "confidence": "high",
   "notes": "District code: Tianqiao=1, Huaiyin=2, Shizhong=3, Lixia=4 (categorical district entered as a numeric code); standardized coefficient printed = 0.239; p printed as 0.000"
  },
  {
   "model_id": "T2-c1",
   "var_name_printed": "The Number of Verandas",
   "taxonomy_id": "terrace_balcony",
   "x_transform": "level",
   "x_unit": "count",
   "beta": -35112.641,
   "se": 14006.309,
   "t": -2.507,
   "p": 0.013,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 5,
   "confidence": "high",
   "notes": "Number of verandas (balconies) in the dwelling; standardized coefficient printed = -0.092; p printed as 0.013"
  },
  {
   "model_id": "T2-c1",
   "var_name_printed": "Building area",
   "taxonomy_id": "living_area",
   "x_transform": "level",
   "x_unit": "m2",
   "beta": 6972.19,
   "se": 363.181,
   "t": 19.198,
   "p": 0.0,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 5,
   "confidence": "high",
   "notes": "Building area of the property in m2; standardized coefficient printed = 0.713; p printed as 0.000"
  },
  {
   "model_id": "T2-c1",
   "var_name_printed": "Housing type",
   "taxonomy_id": "storeys",
   "x_transform": "other",
   "x_unit": "index",
   "beta": 29134.01,
   "se": 11631.539,
   "t": 2.505,
   "p": 0.013,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 5,
   "confidence": "high",
   "notes": "Building height class: multi-storey (<=7 floors)=0, small high-rise (8-12)=1, high-rise (>13)=2, entered linearly; standardized coefficient printed = 0.099; p printed as 0.013"
  },
  {
   "model_id": "T2-c1",
   "var_name_printed": "Decoration",
   "taxonomy_id": "condition",
   "x_transform": "other",
   "x_unit": "index",
   "beta": 25098.127,
   "se": 8085.78,
   "t": 3.104,
   "p": 0.002,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 5,
   "confidence": "high",
   "notes": "Decoration standard ordinal 1 (blank/clear-water) to 5 (luxury decoration), entered linearly (interior finish quality); standardized coefficient printed = 0.11; p printed as 0.002"
  },
  {
   "model_id": "T2-c1",
   "var_name_printed": "Facilities",
   "taxonomy_id": "heating",
   "x_transform": "binary",
   "x_unit": "binary",
   "beta": 105639.321,
   "se": 26027.895,
   "t": 4.059,
   "p": 0.0,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 5,
   "confidence": "high",
   "notes": "Double-gas-source facilities = 1 (central heating and piped natural gas available), 0 otherwise; standardized coefficient printed = 0.158; p printed as 0.000"
  }
 ]
}