{
 "record_id": "28afe169f4e2851e590b8152147dbd5bb4ee90f0",
 "eligible": true,
 "exclusion_reason": null,
 "study": {
  "title": "Quality of Life in Chinese Cities",
  "year": 2021,
  "doi": "10.2139/ssrn.3764334",
  "country": "China",
  "region_city": "287 prefecture-level cities (national)",
  "sample_start": 2005,
  "sample_end": 2005,
  "property_type": "mixed",
  "price_type": "transaction",
  "data_source": "2005 1% Population Intercensus Survey (self-reported purchase cost and monthly rent); China Urban Statistical Yearbook 2006; China Meteorological Data Service Center; Dalhousie PM2.5 grids",
  "document_type": "working_paper",
  "estimators": [
   "OLS"
  ],
  "spatial_method": "none",
  "time_fe": false,
  "location_fe": false,
  "se_type": "clustered",
  "n_obs_total": 421660,
  "ai_methods": [],
  "notes": "Rosen-Roback quality-of-life paper: only city-level amenity coefficients are reported; coefficients on housing attributes (rooms, floor area, age, structure, kitchen, bathroom, tenure type) are suppressed. Price = self-reported historical purchase cost (winsorised 1%), rent = monthly rent payment. Group FE built from housing attribute categories (432 groups). Most SEs printed as (0.00) and therefore not recorded. Column (3) wage equation not extracted."
 },
 "models": [
  {
   "model_id": "T2-c1",
   "table": "2",
   "column": "1",
   "page": 27,
   "dep_var": "ln(housing price), self-reported purchase cost of owner-occupied unit (CNY)",
   "dep_transform": "log",
   "estimator": "OLS",
   "n_obs": 421660,
   "r2": 0.734,
   "se_or_t_in_parentheses": "se",
   "sample_subset": "owner-occupied units; housing attributes and 432 attribute-group FE included (not reported); SE clustered by city"
  },
  {
   "model_id": "T2-c2",
   "table": "2",
   "column": "2",
   "page": 27,
   "dep_var": "ln(monthly housing rent) (CNY)",
   "dep_transform": "log",
   "estimator": "OLS",
   "n_obs": 227594,
   "r2": 0.542,
   "se_or_t_in_parentheses": "se",
   "sample_subset": "rental units; housing attributes and group FE included (not reported); SE clustered by city"
  }
 ],
 "coefficients": [
  {
   "model_id": "T2-c1",
   "var_name_printed": "Temperature index",
   "taxonomy_id": "urban_heat",
   "x_transform": "level",
   "x_unit": "index",
   "beta": -0.001,
   "se": null,
   "t": null,
   "p": null,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 27,
   "confidence": "medium",
   "notes": "city temperature discomfort index (Zheng et al. 2009); smaller = more comfortable; SE printed as (0.00) (rounded to 2 decimals, unusable) -> se set to null; city-level amenity; stars * 10% ** 5% *** 1%"
  },
  {
   "model_id": "T2-c2",
   "var_name_printed": "Temperature index",
   "taxonomy_id": "urban_heat",
   "x_transform": "level",
   "x_unit": "index",
   "beta": -0.005,
   "se": null,
   "t": null,
   "p": null,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 27,
   "confidence": "medium",
   "notes": "city temperature discomfort index (Zheng et al. 2009); smaller = more comfortable; SE printed as (0.00) (rounded to 2 decimals, unusable) -> se set to null; city-level amenity; stars * 10% ** 5% *** 1%"
  },
  {
   "model_id": "T2-c1",
   "var_name_printed": "Mean monthly precipitation",
   "taxonomy_id": "other",
   "x_transform": "level",
   "x_unit": "mm_per_month",
   "beta": 0.001,
   "se": null,
   "t": null,
   "p": null,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 27,
   "confidence": "medium",
   "notes": "climate variable; no taxonomy leaf; SE printed as (0.00) (rounded to 2 decimals, unusable) -> se set to null; city-level amenity; stars * 10% ** 5% *** 1%"
  },
  {
   "model_id": "T2-c2",
   "var_name_printed": "Mean monthly precipitation",
   "taxonomy_id": "other",
   "x_transform": "level",
   "x_unit": "mm_per_month",
   "beta": 0.002,
   "se": null,
   "t": null,
   "p": null,
   "p_stars": "***",
   "ci_lo": null,
   "ci_hi": null,
   "page": 27,
   "confidence": "medium",
   "notes": "climate variable; no taxonomy leaf; SE printed as (0.00) (rounded to 2 decimals, unusable) -> se set to null; city-level amenity; stars * 10% ** 5% *** 1%"
  },
  {
   "model_id": "T2-c1",
   "var_name_printed": "Mean daily sunshine duration",
   "taxonomy_id": "sunlight",
   "x_transform": "level",
   "x_unit": "hours",
   "beta": 0.056,
   "se": 0.02,
   "t": null,
   "p": null,
   "p_stars": "***",
   "ci_lo": null,
   "ci_hi": null,
   "page": 27,
   "confidence": "high",
   "notes": "city average daily sunshine hours; city-level amenity; SE clustered by city; stars * 10% ** 5% *** 1%"
  },
  {
   "model_id": "T2-c2",
   "var_name_printed": "Mean daily sunshine duration",
   "taxonomy_id": "sunlight",
   "x_transform": "level",
   "x_unit": "hours",
   "beta": 0.078,
   "se": 0.02,
   "t": null,
   "p": null,
   "p_stars": "***",
   "ci_lo": null,
   "ci_hi": null,
   "page": 27,
   "confidence": "high",
   "notes": "city average daily sunshine hours; city-level amenity; SE clustered by city; stars * 10% ** 5% *** 1%"
  },
  {
   "model_id": "T2-c1",
   "var_name_printed": "Annual mean concentration of PM2.5",
   "taxonomy_id": "air_pollution",
   "x_transform": "level",
   "x_unit": "ug_m3",
   "beta": -0.0,
   "se": null,
   "t": null,
   "p": null,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 27,
   "confidence": "medium",
   "notes": "city annual mean PM2.5 (Dalhousie gridded data); SE printed as (0.00) (rounded to 2 decimals, unusable) -> se set to null; city-level amenity; stars * 10% ** 5% *** 1%"
  },
  {
   "model_id": "T2-c2",
   "var_name_printed": "Annual mean concentration of PM2.5",
   "taxonomy_id": "air_pollution",
   "x_transform": "level",
   "x_unit": "ug_m3",
   "beta": -0.002,
   "se": null,
   "t": null,
   "p": null,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 27,
   "confidence": "medium",
   "notes": "city annual mean PM2.5 (Dalhousie gridded data); SE printed as (0.00) (rounded to 2 decimals, unusable) -> se set to null; city-level amenity; stars * 10% ** 5% *** 1%"
  },
  {
   "model_id": "T2-c1",
   "var_name_printed": "Green coverage ratio",
   "taxonomy_id": "green_space",
   "x_transform": "level",
   "x_unit": "percent",
   "beta": 0.002,
   "se": null,
   "t": null,
   "p": null,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 27,
   "confidence": "medium",
   "notes": "greened land area / built land area of city, %; SE printed as (0.00) (rounded to 2 decimals, unusable) -> se set to null; city-level amenity; stars * 10% ** 5% *** 1%"
  },
  {
   "model_id": "T2-c2",
   "var_name_printed": "Green coverage ratio",
   "taxonomy_id": "green_space",
   "x_transform": "level",
   "x_unit": "percent",
   "beta": 0.002,
   "se": null,
   "t": null,
   "p": null,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 27,
   "confidence": "medium",
   "notes": "greened land area / built land area of city, %; SE printed as (0.00) (rounded to 2 decimals, unusable) -> se set to null; city-level amenity; stars * 10% ** 5% *** 1%"
  },
  {
   "model_id": "T2-c1",
   "var_name_printed": "Coastal city",
   "taxonomy_id": "waterfront",
   "x_transform": "binary",
   "x_unit": "binary",
   "beta": 0.178,
   "se": 0.04,
   "t": null,
   "p": null,
   "p_stars": "***",
   "ci_lo": null,
   "ci_hi": null,
   "page": 27,
   "confidence": "high",
   "notes": "city-level coastal location dummy (not property frontage); city-level amenity; SE clustered by city; stars * 10% ** 5% *** 1%"
  },
  {
   "model_id": "T2-c2",
   "var_name_printed": "Coastal city",
   "taxonomy_id": "waterfront",
   "x_transform": "binary",
   "x_unit": "binary",
   "beta": 0.019,
   "se": 0.05,
   "t": null,
   "p": null,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 27,
   "confidence": "high",
   "notes": "city-level coastal location dummy (not property frontage); city-level amenity; SE clustered by city; stars * 10% ** 5% *** 1%"
  },
  {
   "model_id": "T2-c1",
   "var_name_printed": "Population density",
   "taxonomy_id": "density",
   "x_transform": "level",
   "x_unit": "100_persons_per_km2",
   "beta": -0.002,
   "se": null,
   "t": null,
   "p": null,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 27,
   "confidence": "medium",
   "notes": "city population density; SE printed as (0.00) (rounded to 2 decimals, unusable) -> se set to null; city-level amenity; stars * 10% ** 5% *** 1%"
  },
  {
   "model_id": "T2-c2",
   "var_name_printed": "Population density",
   "taxonomy_id": "density",
   "x_transform": "level",
   "x_unit": "100_persons_per_km2",
   "beta": -0.003,
   "se": null,
   "t": null,
   "p": null,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 27,
   "confidence": "medium",
   "notes": "city population density; SE printed as (0.00) (rounded to 2 decimals, unusable) -> se set to null; city-level amenity; stars * 10% ** 5% *** 1%"
  },
  {
   "model_id": "T2-c1",
   "var_name_printed": "Population size",
   "taxonomy_id": "other",
   "x_transform": "level",
   "x_unit": "10000_persons",
   "beta": -0.001,
   "se": null,
   "t": null,
   "p": null,
   "p_stars": "***",
   "ci_lo": null,
   "ci_hi": null,
   "page": 27,
   "confidence": "medium",
   "notes": "city population size (control); SE printed as (0.00) (rounded to 2 decimals, unusable) -> se set to null; city-level amenity; stars * 10% ** 5% *** 1%"
  },
  {
   "model_id": "T2-c2",
   "var_name_printed": "Population size",
   "taxonomy_id": "other",
   "x_transform": "level",
   "x_unit": "10000_persons",
   "beta": -0.0,
   "se": null,
   "t": null,
   "p": null,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 27,
   "confidence": "medium",
   "notes": "city population size (control); SE printed as (0.00) (rounded to 2 decimals, unusable) -> se set to null; city-level amenity; stars * 10% ** 5% *** 1%"
  },
  {
   "model_id": "T2-c1",
   "var_name_printed": "Number of theatres",
   "taxonomy_id": "neighbourhood_amenities",
   "x_transform": "level",
   "x_unit": "per_100000_pop",
   "beta": 0.055,
   "se": 0.02,
   "t": null,
   "p": null,
   "p_stars": "***",
   "ci_lo": null,
   "ci_hi": null,
   "page": 27,
   "confidence": "high",
   "notes": "theatres per 100,000 population; city-level amenity; SE clustered by city; stars * 10% ** 5% *** 1%"
  },
  {
   "model_id": "T2-c2",
   "var_name_printed": "Number of theatres",
   "taxonomy_id": "neighbourhood_amenities",
   "x_transform": "level",
   "x_unit": "per_100000_pop",
   "beta": 0.108,
   "se": 0.03,
   "t": null,
   "p": null,
   "p_stars": "***",
   "ci_lo": null,
   "ci_hi": null,
   "page": 27,
   "confidence": "high",
   "notes": "theatres per 100,000 population; city-level amenity; SE clustered by city; stars * 10% ** 5% *** 1%"
  },
  {
   "model_id": "T2-c1",
   "var_name_printed": "Number of hospital bed",
   "taxonomy_id": "public_services",
   "x_transform": "level",
   "x_unit": "per_10000_pop",
   "beta": 0.001,
   "se": null,
   "t": null,
   "p": null,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 27,
   "confidence": "medium",
   "notes": "hospital beds per 10,000 population; SE printed as (0.00) (rounded to 2 decimals, unusable) -> se set to null; city-level amenity; stars * 10% ** 5% *** 1%"
  },
  {
   "model_id": "T2-c2",
   "var_name_printed": "Number of hospital bed",
   "taxonomy_id": "public_services",
   "x_transform": "level",
   "x_unit": "per_10000_pop",
   "beta": 0.003,
   "se": null,
   "t": null,
   "p": null,
   "p_stars": "***",
   "ci_lo": null,
   "ci_hi": null,
   "page": 27,
   "confidence": "medium",
   "notes": "hospital beds per 10,000 population; SE printed as (0.00) (rounded to 2 decimals, unusable) -> se set to null; city-level amenity; stars * 10% ** 5% *** 1%"
  },
  {
   "model_id": "T2-c1",
   "var_name_printed": "Teacher-student ratio in high schools",
   "taxonomy_id": "school_quality",
   "x_transform": "level",
   "x_unit": "per_mille",
   "beta": 0.001,
   "se": null,
   "t": null,
   "p": null,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 27,
   "confidence": "medium",
   "notes": "teacher-student ratio in high schools (per mille); SE printed as (0.00) (rounded to 2 decimals, unusable) -> se set to null; city-level amenity; stars * 10% ** 5% *** 1%"
  },
  {
   "model_id": "T2-c2",
   "var_name_printed": "Teacher-student ratio in high schools",
   "taxonomy_id": "school_quality",
   "x_transform": "level",
   "x_unit": "per_mille",
   "beta": -0.003,
   "se": null,
   "t": null,
   "p": null,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 27,
   "confidence": "medium",
   "notes": "teacher-student ratio in high schools (per mille); SE printed as (0.00) (rounded to 2 decimals, unusable) -> se set to null; city-level amenity; stars * 10% ** 5% *** 1%"
  },
  {
   "model_id": "T2-c1",
   "var_name_printed": "Number of higher education institutions",
   "taxonomy_id": "university_distance",
   "x_transform": "level",
   "x_unit": "count",
   "beta": 0.001,
   "se": null,
   "t": null,
   "p": null,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 27,
   "confidence": "medium",
   "notes": "number of colleges/universities in city (count, not distance); SE printed as (0.00) (rounded to 2 decimals, unusable) -> se set to null; city-level amenity; stars * 10% ** 5% *** 1%"
  },
  {
   "model_id": "T2-c2",
   "var_name_printed": "Number of higher education institutions",
   "taxonomy_id": "university_distance",
   "x_transform": "level",
   "x_unit": "count",
   "beta": 0.001,
   "se": null,
   "t": null,
   "p": null,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 27,
   "confidence": "medium",
   "notes": "number of colleges/universities in city (count, not distance); SE printed as (0.00) (rounded to 2 decimals, unusable) -> se set to null; city-level amenity; stars * 10% ** 5% *** 1%"
  },
  {
   "model_id": "T2-c1",
   "var_name_printed": "Road area ratio",
   "taxonomy_id": "other",
   "x_transform": "level",
   "x_unit": "percent",
   "beta": -0.003,
   "se": null,
   "t": null,
   "p": null,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 27,
   "confidence": "medium",
   "notes": "total road area / urban area, %; SE printed as (0.00) (rounded to 2 decimals, unusable) -> se set to null; city-level amenity; stars * 10% ** 5% *** 1%"
  },
  {
   "model_id": "T2-c2",
   "var_name_printed": "Road area ratio",
   "taxonomy_id": "other",
   "x_transform": "level",
   "x_unit": "percent",
   "beta": 0.006,
   "se": null,
   "t": null,
   "p": null,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 27,
   "confidence": "medium",
   "notes": "total road area / urban area, %; SE printed as (0.00) (rounded to 2 decimals, unusable) -> se set to null; city-level amenity; stars * 10% ** 5% *** 1%"
  },
  {
   "model_id": "T2-c1",
   "var_name_printed": "Number of airline routes",
   "taxonomy_id": "other",
   "x_transform": "level",
   "x_unit": "count",
   "beta": 0.003,
   "se": null,
   "t": null,
   "p": null,
   "p_stars": "***",
   "ci_lo": null,
   "ci_hi": null,
   "page": 27,
   "confidence": "medium",
   "notes": "inter-city air accessibility; no taxonomy leaf; SE printed as (0.00) (rounded to 2 decimals, unusable) -> se set to null; city-level amenity; stars * 10% ** 5% *** 1%"
  },
  {
   "model_id": "T2-c2",
   "var_name_printed": "Number of airline routes",
   "taxonomy_id": "other",
   "x_transform": "level",
   "x_unit": "count",
   "beta": 0.002,
   "se": null,
   "t": null,
   "p": null,
   "p_stars": "*",
   "ci_lo": null,
   "ci_hi": null,
   "page": 27,
   "confidence": "medium",
   "notes": "inter-city air accessibility; no taxonomy leaf; SE printed as (0.00) (rounded to 2 decimals, unusable) -> se set to null; city-level amenity; stars * 10% ** 5% *** 1%"
  },
  {
   "model_id": "T2-c1",
   "var_name_printed": "Capital city",
   "taxonomy_id": "other",
   "x_transform": "binary",
   "x_unit": "binary",
   "beta": 0.163,
   "se": 0.06,
   "t": null,
   "p": null,
   "p_stars": "***",
   "ci_lo": null,
   "ci_hi": null,
   "page": 27,
   "confidence": "high",
   "notes": "1 = provincial capital, sub-provincial or centrally administered city; city-level amenity; SE clustered by city; stars * 10% ** 5% *** 1%"
  },
  {
   "model_id": "T2-c2",
   "var_name_printed": "Capital city",
   "taxonomy_id": "other",
   "x_transform": "binary",
   "x_unit": "binary",
   "beta": 0.107,
   "se": 0.06,
   "t": null,
   "p": null,
   "p_stars": "*",
   "ci_lo": null,
   "ci_hi": null,
   "page": 27,
   "confidence": "high",
   "notes": "1 = provincial capital, sub-provincial or centrally administered city; city-level amenity; SE clustered by city; stars * 10% ** 5% *** 1%"
  }
 ]
}