1{2 "record_id": "e2459715fae0e20316482cb1778f7b7fac58b6af",3 "eligible": true,4 "exclusion_reason": null,5 "study": {6 "title": "Understanding Spatial Variations in the Impact of Accessibility on Land Value Using Geographically Weighted Regression",7 "year": 2012,8 "doi": "10.5198/jtlu.v5i2.225",9 "country": "United Kingdom",10 "region_city": "Tyne and Wear (Newcastle, Gateshead, North and South Tyneside)",11 "sample_start": 2005,12 "sample_end": 2005,13 "property_type": "mixed",14 "price_type": "listing",15 "data_source": "Asking prices scraped from icproperty (www.icnewcastle.co.uk) on one day in May 2005, n=1690; 2001 census output areas; Tyne and Wear Transport Accessibility Model",16 "document_type": "journal",17 "estimators": [18 "OLS",19 "GWR"20 ],21 "spatial_method": "GWR local model (results mapped only, not tabulated); global OLS in Table 2",22 "time_fe": false,23 "location_fe": false,24 "se_type": "unknown",25 "n_obs_total": 1690,26 "ai_methods": [],27 "notes": "Only the global (OLS-equivalent) regression is tabulated (Table 2, p.9) with estimate and p-value; no SE/t. Adjusted R2 reported as 0.328 (p.9, vs 0.467 GWR) though text p.8 says 38%. Dependent variable ln asking price (GBP). Property types: flat, terraced (base), semi-detached, detached, entering only through interactions with bedrooms. GWR local parameters shown in maps (Figures 2-3) and Monte Carlo variability test (Table 3) - not extracted."28 },29 "models": [30 {31 "model_id": "T2-c1",32 "table": "2",33 "column": "Estimate",34 "page": 9,35 "dep_var": "ln asking price (GBP)",36 "dep_transform": "log",37 "estimator": "OLS",38 "n_obs": 1690,39 "r2": 0.328,40 "se_or_t_in_parentheses": "p",41 "sample_subset": "Global regression, all properties; p-values in a separate column"42 }43 ],44 "coefficients": [45 {46 "model_id": "T2-c1",47 "var_name_printed": "BEDS",48 "taxonomy_id": "bedrooms",49 "x_transform": "level",50 "x_unit": "count",51 "beta": -0.074,52 "se": null,53 "t": null,54 "p": 0.0,55 "p_stars": "",56 "ci_lo": null,57 "ci_hi": null,58 "page": 9,59 "confidence": "high",60 "notes": "Number of bedrooms; main effect, interacted with property-type dummies; only estimate and p-value printed, no SE"61 },62 {63 "model_id": "T2-c1",64 "var_name_printed": "FLATBED",65 "taxonomy_id": "dwelling_type",66 "x_transform": "other",67 "x_unit": "count",68 "beta": 0.07,69 "se": null,70 "t": null,71 "p": 0.0,72 "p_stars": "",73 "ci_lo": null,74 "ci_hi": null,75 "page": 9,76 "confidence": "high",77 "notes": "Interaction FLAT dummy x number of bedrooms (terraced x bedrooms is the omitted base); only estimate and p-value printed, no SE"78 },79 {80 "model_id": "T2-c1",81 "var_name_printed": "SEMIBED",82 "taxonomy_id": "dwelling_type",83 "x_transform": "other",84 "x_unit": "count",85 "beta": 0.082,86 "se": null,87 "t": null,88 "p": 0.0,89 "p_stars": "",90 "ci_lo": null,91 "ci_hi": null,92 "page": 9,93 "confidence": "high",94 "notes": "Interaction SEMI-detached dummy x number of bedrooms; only estimate and p-value printed, no SE"95 },96 {97 "model_id": "T2-c1",98 "var_name_printed": "DETABED",99 "taxonomy_id": "dwelling_type",100 "x_transform": "other",101 "x_unit": "count",102 "beta": 0.092,103 "se": null,104 "t": null,105 "p": 0.0,106 "p_stars": "",107 "ci_lo": null,108 "ci_hi": null,109 "page": 9,110 "confidence": "high",111 "notes": "Interaction DETAched dummy x number of bedrooms; text: extra bedroom in detached house = -0.074+0.092 = +1.8%; only estimate and p-value printed, no SE"112 },113 {114 "model_id": "T2-c1",115 "var_name_printed": "SP_AVE",116 "taxonomy_id": "school_quality",117 "x_transform": "level",118 "x_unit": "index",119 "beta": -0.009,120 "se": null,121 "t": null,122 "p": 0.085,123 "p_stars": "",124 "ci_lo": null,125 "ci_hi": null,126 "page": 9,127 "confidence": "high",128 "notes": "Average point score of nearest primary school (2003 DfES performance statistics); only estimate and p-value printed, no SE"129 },130 {131 "model_id": "T2-c1",132 "var_name_printed": "ETHNM",133 "taxonomy_id": "demographics",134 "x_transform": "level",135 "x_unit": "share",136 "beta": 0.001,137 "se": null,138 "t": null,139 "p": 0.685,140 "p_stars": "",141 "ci_lo": null,142 "ci_hi": null,143 "page": 9,144 "confidence": "high",145 "notes": "Percentage ethnic minority in 2001 census output area (percentage points); only estimate and p-value printed, no SE"146 },147 {148 "model_id": "T2-c1",149 "var_name_printed": "HPROF",150 "taxonomy_id": "other",151 "x_transform": "level",152 "x_unit": "share",153 "beta": 0.029,154 "se": null,155 "t": null,156 "p": 0.0,157 "p_stars": "",158 "ci_lo": null,159 "ci_hi": null,160 "page": 9,161 "confidence": "high",162 "notes": "Percentage of higher professionals / large employers / higher managerial occupations in census output area (percentage points); socio-economic status proxy; only estimate and p-value printed, no SE"163 },164 {165 "model_id": "T2-c1",166 "var_name_printed": "UNEM",167 "taxonomy_id": "unemployment",168 "x_transform": "level",169 "x_unit": "share",170 "beta": -0.074,171 "se": null,172 "t": null,173 "p": 0.0,174 "p_stars": "",175 "ci_lo": null,176 "ci_hi": null,177 "page": 9,178 "confidence": "high",179 "notes": "Percentage long-term unemployed in census output area (percentage points); only estimate and p-value printed, no SE"180 },181 {182 "model_id": "T2-c1",183 "var_name_printed": "CAR_ACC",184 "taxonomy_id": "cbd_distance",185 "x_transform": "level",186 "x_unit": "minutes",187 "beta": 0.021,188 "se": null,189 "t": null,190 "p": 0.0,191 "p_stars": "",192 "ci_lo": null,193 "ci_hi": null,194 "page": 9,195 "confidence": "high",196 "notes": "Car travel time (minutes) to Newcastle city centre, half-congested network; only estimate and p-value printed, no SE"197 },198 {199 "model_id": "T2-c1",200 "var_name_printed": "PT_ACC",201 "taxonomy_id": "employment_access",202 "x_transform": "level",203 "x_unit": "minutes",204 "beta": -0.012,205 "se": null,206 "t": null,207 "p": 0.003,208 "p_stars": "",209 "ci_lo": null,210 "ci_hi": null,211 "page": 9,212 "confidence": "high",213 "notes": "Public transport travel time (minutes) to employment, gravity-based Hansen measure (Metro + bus); only estimate and p-value printed, no SE"214 }215 ]216}