1{2 "record_id": "8885ddb1a206684210159fea8394d2ea9c611111",3 "eligible": true,4 "exclusion_reason": null,5 "study": {6 "title": "Natural Environmental Amenities and House Prices - A Hedonic Analysis for Integrated Planning",7 "year": 2018,8 "doi": "10.15641/jarer.v0i0.482",9 "country": "Nigeria",10 "region_city": "Yaba LCDA, Lagos",11 "sample_start": 2016,12 "sample_end": 2016,13 "property_type": "single_family",14 "price_type": "rent",15 "data_source": "Field survey 2016: questionnaires on 111 detached houses in Yaba LCDA (two-stage cluster sample of streets); net rental values supplied by estate valuation practitioners",16 "document_type": "journal",17 "estimators": [18 "OLS"19 ],20 "spatial_method": "none",21 "time_fe": false,22 "location_fe": false,23 "se_type": "OLS",24 "n_obs_total": 111,25 "ai_methods": [],26 "notes": "Table 3 (p. 13) reports the log-linear model only (linear and log-log also estimated but not shown): dependent variable = natural log of annual net rental value in Naira (constant 14.99 consistent with ln of ~1.6 m NGN); second column = t-statistics; no stars or SEs. Rental values are valuer-assessed (not observed transactions). Most regressors are good/poor or available/not binary indicators. Variables DISRECR, SERENE and GARDEN dropped from the model (insignificant / collinear with PLOT). R2 0.790123, adjusted 0.723652, F 19.34."27 },28 "models": [29 {30 "model_id": "T3-c1",31 "table": "3",32 "column": "1",33 "page": 13,34 "dep_var": "natural log of annual net rental value (Naira)",35 "dep_transform": "log",36 "estimator": "OLS",37 "n_obs": 111,38 "r2": 0.790123,39 "se_or_t_in_parentheses": "t",40 "sample_subset": "Log-linear model, detached houses, Yaba LCDA; t-statistics printed in a separate column"41 }42 ],43 "coefficients": [44 {45 "model_id": "T3-c1",46 "var_name_printed": "STRQUAL",47 "taxonomy_id": "condition",48 "x_transform": "binary",49 "x_unit": "binary",50 "beta": 0.191025,51 "se": null,52 "t": 1.733654,53 "p": null,54 "p_stars": "",55 "ci_lo": null,56 "ci_hi": null,57 "page": 13,58 "confidence": "high",59 "notes": "Structural quality of property: good=1, poor=0"60 },61 {62 "model_id": "T3-c1",63 "var_name_printed": "REPAIR",64 "taxonomy_id": "condition",65 "x_transform": "binary",66 "x_unit": "binary",67 "beta": 0.081544,68 "se": null,69 "t": 1.380998,70 "p": null,71 "p_stars": "",72 "ci_lo": null,73 "ci_hi": null,74 "page": 13,75 "confidence": "high",76 "notes": "State of repair: good=1, poor=0"77 },78 {79 "model_id": "T3-c1",80 "var_name_printed": "LIVIN",81 "taxonomy_id": "other",82 "x_transform": "level",83 "x_unit": "count",84 "beta": 0.084432,85 "se": null,86 "t": 3.994811,87 "p": null,88 "p_stars": "",89 "ci_lo": null,90 "ci_hi": null,91 "page": 13,92 "confidence": "high",93 "notes": "Number of living rooms (1-2); printed name LIVIN"94 },95 {96 "model_id": "T3-c1",97 "var_name_printed": "BED",98 "taxonomy_id": "bedrooms",99 "x_transform": "level",100 "x_unit": "count",101 "beta": 0.072237,102 "se": null,103 "t": 3.410468,104 "p": null,105 "p_stars": "",106 "ci_lo": null,107 "ci_hi": null,108 "page": 13,109 "confidence": "high",110 "notes": "Number of bedrooms (3-5)"111 },112 {113 "model_id": "T3-c1",114 "var_name_printed": "BATH",115 "taxonomy_id": "bathrooms",116 "x_transform": "level",117 "x_unit": "count",118 "beta": 0.061126,119 "se": null,120 "t": 4.736524,121 "p": null,122 "p_stars": "",123 "ci_lo": null,124 "ci_hi": null,125 "page": 13,126 "confidence": "high",127 "notes": "Number of bathrooms (2-5)"128 },129 {130 "model_id": "T3-c1",131 "var_name_printed": "STORE",132 "taxonomy_id": "storage",133 "x_transform": "binary",134 "x_unit": "binary",135 "beta": 0.090283,136 "se": null,137 "t": 3.028461,138 "p": null,139 "p_stars": "",140 "ci_lo": null,141 "ci_hi": null,142 "page": 13,143 "confidence": "high",144 "notes": "Store room available=1"145 },146 {147 "model_id": "T3-c1",148 "var_name_printed": "BCNY",149 "taxonomy_id": "terrace_balcony",150 "x_transform": "binary",151 "x_unit": "binary",152 "beta": 0.152038,153 "se": null,154 "t": 3.842652,155 "p": null,156 "p_stars": "",157 "ci_lo": null,158 "ci_hi": null,159 "page": 13,160 "confidence": "high",161 "notes": "Balcony available=1"162 },163 {164 "model_id": "T3-c1",165 "var_name_printed": "PLOT",166 "taxonomy_id": "lot_size",167 "x_transform": "level",168 "x_unit": "m2",169 "beta": 0.008826,170 "se": null,171 "t": 3.947261,172 "p": null,173 "p_stars": "",174 "ci_lo": null,175 "ci_hi": null,176 "page": 13,177 "confidence": "high",178 "notes": "Plot size in square metres (range 593-1407 m2)"179 },180 {181 "model_id": "T3-c1",182 "var_name_printed": "NTLIGHT",183 "taxonomy_id": "sunlight",184 "x_transform": "binary",185 "x_unit": "binary",186 "beta": 0.009435,187 "se": null,188 "t": 6.884632,189 "p": null,190 "p_stars": "",191 "ci_lo": null,192 "ci_hi": null,193 "page": 13,194 "confidence": "high",195 "notes": "Natural lighting: good=1, poor=0"196 },197 {198 "model_id": "T3-c1",199 "var_name_printed": "DISCBD",200 "taxonomy_id": "cbd_distance",201 "x_transform": "dummy",202 "x_unit": "binary",203 "beta": 0.280001,204 "se": null,205 "t": 1.920375,206 "p": null,207 "p_stars": "",208 "ci_lo": null,209 "ci_hi": null,210 "page": 13,211 "confidence": "high",212 "notes": "Distance to closest CBD: 1 if within 15 minutes walking distance, 0 otherwise (positive = proximity premium)"213 },214 {215 "model_id": "T3-c1",216 "var_name_printed": "SECRTY",217 "taxonomy_id": "crime",218 "x_transform": "binary",219 "x_unit": "binary",220 "beta": 0.000983,221 "se": null,222 "t": 1.677463,223 "p": null,224 "p_stars": "",225 "ci_lo": null,226 "ci_hi": null,227 "page": 13,228 "confidence": "high",229 "notes": "Neighbourhood security: good=1, poor=0"230 },231 {232 "model_id": "T3-c1",233 "var_name_printed": "ROAD",234 "taxonomy_id": "public_services",235 "x_transform": "binary",236 "x_unit": "binary",237 "beta": 0.120567,238 "se": null,239 "t": 1.814028,240 "p": null,241 "p_stars": "",242 "ci_lo": null,243 "ci_hi": null,244 "page": 13,245 "confidence": "high",246 "notes": "Condition of road surface: good=1, poor=0"247 },248 {249 "model_id": "T3-c1",250 "var_name_printed": "WATER",251 "taxonomy_id": "public_services",252 "x_transform": "binary",253 "x_unit": "binary",254 "beta": 0.097635,255 "se": null,256 "t": 2.376251,257 "p": null,258 "p_stars": "",259 "ci_lo": null,260 "ci_hi": null,261 "page": 13,262 "confidence": "high",263 "notes": "Government water supply: good=1, poor=0"264 },265 {266 "model_id": "T3-c1",267 "var_name_printed": "WASTE",268 "taxonomy_id": "public_services",269 "x_transform": "binary",270 "x_unit": "binary",271 "beta": -0.039012,272 "se": null,273 "t": -3.429712,274 "p": null,275 "p_stars": "",276 "ci_lo": null,277 "ci_hi": null,278 "page": 13,279 "confidence": "high",280 "notes": "Government waste disposal services: good=1, poor=0"281 },282 {283 "model_id": "T3-c1",284 "var_name_printed": "SRTLIGHT",285 "taxonomy_id": "public_services",286 "x_transform": "binary",287 "x_unit": "binary",288 "beta": 0.050754,289 "se": null,290 "t": 1.092836,291 "p": null,292 "p_stars": "",293 "ci_lo": null,294 "ci_hi": null,295 "page": 13,296 "confidence": "high",297 "notes": "Street lighting: good=1, poor=0"298 },299 {300 "model_id": "T3-c1",301 "var_name_printed": "DRAIN",302 "taxonomy_id": "public_services",303 "x_transform": "binary",304 "x_unit": "binary",305 "beta": 0.009127,306 "se": null,307 "t": 2.348283,308 "p": null,309 "p_stars": "",310 "ci_lo": null,311 "ci_hi": null,312 "page": 13,313 "confidence": "high",314 "notes": "Nature of drainage: good=1, poor=0"315 },316 {317 "model_id": "T3-c1",318 "var_name_printed": "GREEN",319 "taxonomy_id": "green_space",320 "x_transform": "binary",321 "x_unit": "binary",322 "beta": 0.170362,323 "se": null,324 "t": 2.736555,325 "p": null,326 "p_stars": "",327 "ci_lo": null,328 "ci_hi": null,329 "page": 13,330 "confidence": "high",331 "notes": "Green environment in neighbourhood (trees, flowers): good=1, poor=0"332 },333 {334 "model_id": "T3-c1",335 "var_name_printed": "WINDQUA",336 "taxonomy_id": "other",337 "x_transform": "binary",338 "x_unit": "binary",339 "beta": 0.011275,340 "se": null,341 "t": 1.983463,342 "p": null,343 "p_stars": "",344 "ci_lo": null,345 "ci_hi": null,346 "page": 13,347 "confidence": "high",348 "notes": "Wind quality in building (ventilation): good=1, poor=0; printed name WINDQUA"349 },350 {351 "model_id": "T3-c1",352 "var_name_printed": "LSCAPE",353 "taxonomy_id": "landscaping",354 "x_transform": "binary",355 "x_unit": "binary",356 "beta": 0.093552,357 "se": null,358 "t": 5.012254,359 "p": null,360 "p_stars": "",361 "ci_lo": null,362 "ci_hi": null,363 "page": 13,364 "confidence": "high",365 "notes": "Landscape of neighbourhood: good=1, poor=0"366 },367 {368 "model_id": "T3-c1",369 "var_name_printed": "VIEWWAT",370 "taxonomy_id": "view",371 "x_transform": "binary",372 "x_unit": "binary",373 "beta": 0.0349,374 "se": null,375 "t": 4.773652,376 "p": null,377 "p_stars": "",378 "ci_lo": null,379 "ci_hi": null,380 "page": 13,381 "confidence": "high",382 "notes": "View of navigable water body: good=1, poor=0 (mean 0.0078)"383 }384 ]385}