{
 "record_id": "620cbd7217ca28bcea726920009e42496a17ea8b",
 "eligible": true,
 "exclusion_reason": null,
 "study": {
  "title": "The Impact of Brownfields on Residential Property Values in Cincinnati, Ohio: A Spatial Hedonic Approach",
  "year": 2012,
  "doi": "10.68479/001c.7941",
  "country": "United States",
  "region_city": "Cincinnati, Ohio (Hamilton County; properties within 1,000 ft of a brownfield, mostly Mill Creek corridor)",
  "sample_start": 2009,
  "sample_end": 2009,
  "property_type": "single_family",
  "price_type": "appraisal",
  "data_source": "Hamilton County Auditor's Office 2009 market values; CAGIS; US Census (ZIP-level income/education)",
  "document_type": "journal",
  "estimators": [
   "OLS",
   "spatial_lag",
   "spatial_error"
  ],
  "spatial_method": "SAR and SEM by maximum likelihood (row-standardised W)",
  "time_fe": false,
  "location_fe": false,
  "se_type": "unknown",
  "n_obs_total": 1607,
  "ai_methods": [],
  "notes": "Dependent variable is the auditor's appraised market value (cross-section 2009), not sales. Only p-values printed (no SE/t); stars ** = 99% confidence, * = 95%. Distance to brownfield enters as exp(-dist/500 ft). Table 5 (SAR total impacts = beta/(1-rho)) not extracted as separate coefficients."
 },
 "models": [
  {
   "model_id": "T4-c1",
   "table": "4",
   "column": "OLS",
   "page": 9,
   "dep_var": "ln(MKTVALU), 2009 appraised market value of land and improvements (USD)",
   "dep_transform": "log",
   "estimator": "OLS",
   "n_obs": 1607,
   "r2": null,
   "se_or_t_in_parentheses": "p",
   "sample_subset": "p-values in parentheses"
  },
  {
   "model_id": "T4-c2",
   "table": "4",
   "column": "SAR",
   "page": 9,
   "dep_var": "ln(MKTVALU), 2009 appraised market value of land and improvements (USD)",
   "dep_transform": "log",
   "estimator": "spatial_lag",
   "n_obs": 1607,
   "r2": null,
   "se_or_t_in_parentheses": "p",
   "sample_subset": "spatial autoregressive (ML), rho 0.01007; p-values in parentheses; Table 5 total impacts not extracted"
  },
  {
   "model_id": "T4-c3",
   "table": "4",
   "column": "SEM",
   "page": 9,
   "dep_var": "ln(MKTVALU), 2009 appraised market value of land and improvements (USD)",
   "dep_transform": "log",
   "estimator": "spatial_error",
   "n_obs": 1607,
   "r2": null,
   "se_or_t_in_parentheses": "p",
   "sample_subset": "spatial error model (ML), lambda 0.32641; p-values in parentheses"
  }
 ],
 "coefficients": [
  {
   "model_id": "T4-c1",
   "var_name_printed": "AREALOT",
   "taxonomy_id": "lot_size",
   "x_transform": "level",
   "x_unit": "sqft",
   "beta": 3.787e-06,
   "se": null,
   "t": null,
   "p": 0.003,
   "p_stars": "**",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "land area in square feet; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c2",
   "var_name_printed": "AREALOT",
   "taxonomy_id": "lot_size",
   "x_transform": "level",
   "x_unit": "sqft",
   "beta": 3.3899e-06,
   "se": null,
   "t": null,
   "p": 0.007,
   "p_stars": "**",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "land area in square feet; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c3",
   "var_name_printed": "AREALOT",
   "taxonomy_id": "lot_size",
   "x_transform": "level",
   "x_unit": "sqft",
   "beta": 4.82604e-06,
   "se": null,
   "t": null,
   "p": 0.001,
   "p_stars": "**",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "land area in square feet; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c1",
   "var_name_printed": "FRONT",
   "taxonomy_id": "other",
   "x_transform": "level",
   "x_unit": "feet",
   "beta": 8.7561e-06,
   "se": null,
   "t": null,
   "p": 0.001,
   "p_stars": "**",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "street frontage in feet (Table 1); no taxonomy leaf; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c2",
   "var_name_printed": "FRONT",
   "taxonomy_id": "other",
   "x_transform": "level",
   "x_unit": "feet",
   "beta": 1.06e-05,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "**",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "street frontage in feet (Table 1); no taxonomy leaf; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c3",
   "var_name_printed": "FRONT",
   "taxonomy_id": "other",
   "x_transform": "level",
   "x_unit": "feet",
   "beta": 7.4217e-06,
   "se": null,
   "t": null,
   "p": 0.003,
   "p_stars": "**",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "street frontage in feet (Table 1); no taxonomy leaf; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c1",
   "var_name_printed": "ATTIC",
   "taxonomy_id": "storage",
   "x_transform": "level",
   "x_unit": "sqft",
   "beta": 0.00014,
   "se": null,
   "t": null,
   "p": 0.067,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "attic square footage; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c2",
   "var_name_printed": "ATTIC",
   "taxonomy_id": "storage",
   "x_transform": "level",
   "x_unit": "sqft",
   "beta": 0.00013,
   "se": null,
   "t": null,
   "p": 0.098,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "attic square footage; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c3",
   "var_name_printed": "ATTIC",
   "taxonomy_id": "storage",
   "x_transform": "level",
   "x_unit": "sqft",
   "beta": 0.00014,
   "se": null,
   "t": null,
   "p": 0.065,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "attic square footage; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c1",
   "var_name_printed": "BEDROOMS",
   "taxonomy_id": "bedrooms",
   "x_transform": "level",
   "x_unit": "count",
   "beta": 0.08504,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "**",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c2",
   "var_name_printed": "BEDROOMS",
   "taxonomy_id": "bedrooms",
   "x_transform": "level",
   "x_unit": "count",
   "beta": 0.08581,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "**",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c3",
   "var_name_printed": "BEDROOMS",
   "taxonomy_id": "bedrooms",
   "x_transform": "level",
   "x_unit": "count",
   "beta": 0.07047,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "**",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c1",
   "var_name_printed": "FULLBATHS",
   "taxonomy_id": "bathrooms",
   "x_transform": "level",
   "x_unit": "count",
   "beta": 0.1512,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "**",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "number of full baths; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c2",
   "var_name_printed": "FULLBATHS",
   "taxonomy_id": "bathrooms",
   "x_transform": "level",
   "x_unit": "count",
   "beta": 0.16015,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "**",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "number of full baths; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c3",
   "var_name_printed": "FULLBATHS",
   "taxonomy_id": "bathrooms",
   "x_transform": "level",
   "x_unit": "count",
   "beta": 0.14032,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "**",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "number of full baths; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c1",
   "var_name_printed": "HALFBATHS",
   "taxonomy_id": "bathrooms",
   "x_transform": "level",
   "x_unit": "count",
   "beta": 0.1048,
   "se": null,
   "t": null,
   "p": 0.002,
   "p_stars": "**",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "number of half baths; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c2",
   "var_name_printed": "HALFBATHS",
   "taxonomy_id": "bathrooms",
   "x_transform": "level",
   "x_unit": "count",
   "beta": 0.11255,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "**",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "number of half baths; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c3",
   "var_name_printed": "HALFBATHS",
   "taxonomy_id": "bathrooms",
   "x_transform": "level",
   "x_unit": "count",
   "beta": 0.10348,
   "se": null,
   "t": null,
   "p": 0.001,
   "p_stars": "**",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "number of half baths; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c1",
   "var_name_printed": "AGE",
   "taxonomy_id": "age",
   "x_transform": "level",
   "x_unit": "years",
   "beta": -0.00698,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "**",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "age of building in years; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c2",
   "var_name_printed": "AGE",
   "taxonomy_id": "age",
   "x_transform": "level",
   "x_unit": "years",
   "beta": -0.00672,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "**",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "age of building in years; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c3",
   "var_name_printed": "AGE",
   "taxonomy_id": "age",
   "x_transform": "level",
   "x_unit": "years",
   "beta": -0.00643,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "**",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "age of building in years; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c1",
   "var_name_printed": "GARAGE",
   "taxonomy_id": "garage",
   "x_transform": "level",
   "x_unit": "count",
   "beta": 0.1272,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "**",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "car capacity of basement garage; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c2",
   "var_name_printed": "GARAGE",
   "taxonomy_id": "garage",
   "x_transform": "level",
   "x_unit": "count",
   "beta": 0.1273,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "**",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "car capacity of basement garage; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c3",
   "var_name_printed": "GARAGE",
   "taxonomy_id": "garage",
   "x_transform": "level",
   "x_unit": "count",
   "beta": 0.12189,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "**",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "car capacity of basement garage; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c1",
   "var_name_printed": "FIREPLACES",
   "taxonomy_id": "fireplace",
   "x_transform": "level",
   "x_unit": "count",
   "beta": 0.23866,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "**",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "number of fireplace stacks; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c2",
   "var_name_printed": "FIREPLACES",
   "taxonomy_id": "fireplace",
   "x_transform": "level",
   "x_unit": "count",
   "beta": 0.23163,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "**",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "number of fireplace stacks; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c3",
   "var_name_printed": "FIREPLACES",
   "taxonomy_id": "fireplace",
   "x_transform": "level",
   "x_unit": "count",
   "beta": 0.20293,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "**",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "number of fireplace stacks; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c1",
   "var_name_printed": "CVPOOR",
   "taxonomy_id": "condition",
   "x_transform": "binary",
   "x_unit": "binary",
   "beta": -0.83248,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "**",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "1 = very poor condition of the house; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c2",
   "var_name_printed": "CVPOOR",
   "taxonomy_id": "condition",
   "x_transform": "binary",
   "x_unit": "binary",
   "beta": -0.803,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "**",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "1 = very poor condition of the house; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c3",
   "var_name_printed": "CVPOOR",
   "taxonomy_id": "condition",
   "x_transform": "binary",
   "x_unit": "binary",
   "beta": -0.86721,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "**",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "1 = very poor condition of the house; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c1",
   "var_name_printed": "AIRCOND",
   "taxonomy_id": "air_conditioning",
   "x_transform": "binary",
   "x_unit": "binary",
   "beta": 0.36702,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "**",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "central air conditioning; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c2",
   "var_name_printed": "AIRCOND",
   "taxonomy_id": "air_conditioning",
   "x_transform": "binary",
   "x_unit": "binary",
   "beta": 0.35357,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "**",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "central air conditioning; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c3",
   "var_name_printed": "AIRCOND",
   "taxonomy_id": "air_conditioning",
   "x_transform": "binary",
   "x_unit": "binary",
   "beta": 0.28278,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "**",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "central air conditioning; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c1",
   "var_name_printed": "HEATING",
   "taxonomy_id": "heating",
   "x_transform": "binary",
   "x_unit": "binary",
   "beta": 0.31162,
   "se": null,
   "t": null,
   "p": 0.062,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "presence of a heating system (mean 0.99); stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c2",
   "var_name_printed": "HEATING",
   "taxonomy_id": "heating",
   "x_transform": "binary",
   "x_unit": "binary",
   "beta": 0.26759,
   "se": null,
   "t": null,
   "p": 0.107,
   "p_stars": "",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "presence of a heating system (mean 0.99); stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c3",
   "var_name_printed": "HEATING",
   "taxonomy_id": "heating",
   "x_transform": "binary",
   "x_unit": "binary",
   "beta": 0.31981,
   "se": null,
   "t": null,
   "p": 0.035,
   "p_stars": "*",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "presence of a heating system (mean 0.99); stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c1",
   "var_name_printed": "EDUCATION",
   "taxonomy_id": "education_level",
   "x_transform": "level",
   "x_unit": "percent",
   "beta": 0.01346,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "**",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "percent of population 25+ with bachelor's degree or higher, by ZIP code; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c2",
   "var_name_printed": "EDUCATION",
   "taxonomy_id": "education_level",
   "x_transform": "level",
   "x_unit": "percent",
   "beta": 0.0136,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "**",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "percent of population 25+ with bachelor's degree or higher, by ZIP code; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c3",
   "var_name_printed": "EDUCATION",
   "taxonomy_id": "education_level",
   "x_transform": "level",
   "x_unit": "percent",
   "beta": 0.01346,
   "se": null,
   "t": null,
   "p": 0.0,
   "p_stars": "**",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "percent of population 25+ with bachelor's degree or higher, by ZIP code; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c1",
   "var_name_printed": "EXP-DISTBR",
   "taxonomy_id": "hazard_site",
   "x_transform": "other",
   "x_unit": "feet",
   "beta": -0.22867,
   "se": null,
   "t": null,
   "p": 0.026,
   "p_stars": "*",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "exp(-distbr/500), distbr = Euclidean distance in feet to closest brownfield (sample within 1,000 ft); negative coefficient = discount near brownfield; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c2",
   "var_name_printed": "EXP-DISTBR",
   "taxonomy_id": "hazard_site",
   "x_transform": "other",
   "x_unit": "feet",
   "beta": -0.22844,
   "se": null,
   "t": null,
   "p": 0.025,
   "p_stars": "*",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "exp(-distbr/500), distbr = Euclidean distance in feet to closest brownfield (sample within 1,000 ft); negative coefficient = discount near brownfield; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c3",
   "var_name_printed": "EXP-DISTBR",
   "taxonomy_id": "hazard_site",
   "x_transform": "other",
   "x_unit": "feet",
   "beta": -0.25361,
   "se": null,
   "t": null,
   "p": 0.03,
   "p_stars": "*",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "exp(-distbr/500), distbr = Euclidean distance in feet to closest brownfield (sample within 1,000 ft); negative coefficient = discount near brownfield; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c1",
   "var_name_printed": "DISTHW",
   "taxonomy_id": "highway_distance",
   "x_transform": "level",
   "x_unit": "feet",
   "beta": -6.6047e-06,
   "se": null,
   "t": null,
   "p": 0.017,
   "p_stars": "*",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "Euclidean distance to closest highway exit in feet; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c2",
   "var_name_printed": "DISTHW",
   "taxonomy_id": "highway_distance",
   "x_transform": "level",
   "x_unit": "feet",
   "beta": -5.6457e-06,
   "se": null,
   "t": null,
   "p": 0.041,
   "p_stars": "*",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "Euclidean distance to closest highway exit in feet; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  },
  {
   "model_id": "T4-c3",
   "var_name_printed": "DISTHW",
   "taxonomy_id": "highway_distance",
   "x_transform": "level",
   "x_unit": "feet",
   "beta": -6.7431e-06,
   "se": null,
   "t": null,
   "p": 0.029,
   "p_stars": "*",
   "ci_lo": null,
   "ci_hi": null,
   "page": 9,
   "confidence": "high",
   "notes": "Euclidean distance to closest highway exit in feet; stars: ** 99% level, * 95% level; p-value printed (SE not printed)"
  }
 ]
}