1{2 "record_id": "5242a8699dbfd95d3c698daaa18f7bab00d59c97",3 "eligible": true,4 "exclusion_reason": null,5 "study": {6 "title": "The impact of luxury housing on neighborhood housing prices: an application of the spatial difference-in-differences method",7 "year": 2020,8 "doi": "10.3846/ijspm.2020.13649",9 "country": "Taiwan",10 "region_city": "Taipei City",11 "sample_start": 2008,12 "sample_end": 2014,13 "property_type": "condo_apartment",14 "price_type": "transaction",15 "data_source": "Giga House real estate transaction reports (2008-2011) and Ministry of the Interior actual price registration (2013-2014); apartment houses and multistoried buildings; 5% price tails trimmed; propensity-score matched samples",16 "document_type": "journal",17 "estimators": [18 "OLS",19 "spatial_lag",20 "spatial_error"21 ],22 "spatial_method": "spatial lag and spatial error models (ML) with location fixed effects",23 "time_fe": false,24 "location_fe": true,25 "se_type": "unknown",26 "n_obs_total": 12771,27 "ai_methods": [],28 "notes": "Semi-log model (text interprets coefficients as % changes; intercept ~5-6 with mean price ~1,440-1,890 ten-thousand NT$ implies ln(PRICE)). Two PSM-matched samples: during construction (construction-licence event, N=5,124) and after construction (usage-licence event, N=7,647). S.E. in parentheses; coefficients non-standardized; *** 1%, ** 5%, * 10%. AREA in ping (1 ping = 3.306 m2). FLOOR = 1 if first floor. TYPE = 1 multistoried building, 0 apartment house. TIME (post-event dummy) not extracted; TREAT (located in luxury-housing neighbourhood) and DD interaction extracted as 'other'. Distances to MRT / schools in metres with coefficients printed as 0.001 (rounded). One cell (PRIM, SLM during construction) printed as 'v0.001' in the PDF (typo)."29 },30 "models": [31 {32 "model_id": "T7-c1",33 "table": "7",34 "column": "1",35 "page": 12,36 "dep_var": "ln(PRICE), total price in ten thousand NT$",37 "dep_transform": "log",38 "estimator": "OLS",39 "n_obs": 5124,40 "r2": 0.797,41 "se_or_t_in_parentheses": "se",42 "sample_subset": "During construction sample (PSM-matched); OLS; location fixed effects; DD specification with TIME, TREAT, DD"43 },44 {45 "model_id": "T7-c2",46 "table": "7",47 "column": "2",48 "page": 12,49 "dep_var": "ln(PRICE), total price in ten thousand NT$",50 "dep_transform": "log",51 "estimator": "spatial_lag",52 "n_obs": 5124,53 "r2": 0.807,54 "se_or_t_in_parentheses": "se",55 "sample_subset": "During construction sample (PSM-matched); spatial_lag; location fixed effects; DD specification with TIME, TREAT, DD"56 },57 {58 "model_id": "T7-c3",59 "table": "7",60 "column": "3",61 "page": 12,62 "dep_var": "ln(PRICE), total price in ten thousand NT$",63 "dep_transform": "log",64 "estimator": "spatial_error",65 "n_obs": 5124,66 "r2": 0.813,67 "se_or_t_in_parentheses": "se",68 "sample_subset": "During construction sample (PSM-matched); spatial_error; location fixed effects; DD specification with TIME, TREAT, DD"69 },70 {71 "model_id": "T7-c4",72 "table": "7",73 "column": "4",74 "page": 12,75 "dep_var": "ln(PRICE), total price in ten thousand NT$",76 "dep_transform": "log",77 "estimator": "OLS",78 "n_obs": 7647,79 "r2": 0.719,80 "se_or_t_in_parentheses": "se",81 "sample_subset": "After construction sample (PSM-matched); OLS; location fixed effects; DD specification with TIME, TREAT, DD"82 },83 {84 "model_id": "T7-c5",85 "table": "7",86 "column": "5",87 "page": 12,88 "dep_var": "ln(PRICE), total price in ten thousand NT$",89 "dep_transform": "log",90 "estimator": "spatial_lag",91 "n_obs": 7647,92 "r2": 0.746,93 "se_or_t_in_parentheses": "se",94 "sample_subset": "After construction sample (PSM-matched); spatial_lag; location fixed effects; DD specification with TIME, TREAT, DD"95 },96 {97 "model_id": "T7-c6",98 "table": "7",99 "column": "6",100 "page": 12,101 "dep_var": "ln(PRICE), total price in ten thousand NT$",102 "dep_transform": "log",103 "estimator": "spatial_error",104 "n_obs": 7647,105 "r2": 0.757,106 "se_or_t_in_parentheses": "se",107 "sample_subset": "After construction sample (PSM-matched); spatial_error; location fixed effects; DD specification with TIME, TREAT, DD"108 }109 ],110 "coefficients": [111 {112 "model_id": "T7-c1",113 "var_name_printed": "AREA",114 "taxonomy_id": "living_area",115 "x_transform": "level",116 "x_unit": "ping (1 ping = 3.306 m2)",117 "beta": 0.023,118 "se": 0.001,119 "t": null,120 "p": null,121 "p_stars": "***",122 "ci_lo": null,123 "ci_hi": null,124 "page": 12,125 "confidence": "high",126 "notes": "building transfer area"127 },128 {129 "model_id": "T7-c2",130 "var_name_printed": "AREA",131 "taxonomy_id": "living_area",132 "x_transform": "level",133 "x_unit": "ping (1 ping = 3.306 m2)",134 "beta": 0.022,135 "se": 0.001,136 "t": null,137 "p": null,138 "p_stars": "***",139 "ci_lo": null,140 "ci_hi": null,141 "page": 12,142 "confidence": "high",143 "notes": "building transfer area"144 },145 {146 "model_id": "T7-c3",147 "var_name_printed": "AREA",148 "taxonomy_id": "living_area",149 "x_transform": "level",150 "x_unit": "ping (1 ping = 3.306 m2)",151 "beta": 0.022,152 "se": 0.001,153 "t": null,154 "p": null,155 "p_stars": "***",156 "ci_lo": null,157 "ci_hi": null,158 "page": 12,159 "confidence": "high",160 "notes": "building transfer area"161 },162 {163 "model_id": "T7-c4",164 "var_name_printed": "AREA",165 "taxonomy_id": "living_area",166 "x_transform": "level",167 "x_unit": "ping (1 ping = 3.306 m2)",168 "beta": 0.018,169 "se": 0.001,170 "t": null,171 "p": null,172 "p_stars": "***",173 "ci_lo": null,174 "ci_hi": null,175 "page": 12,176 "confidence": "high",177 "notes": "building transfer area"178 },179 {180 "model_id": "T7-c5",181 "var_name_printed": "AREA",182 "taxonomy_id": "living_area",183 "x_transform": "level",184 "x_unit": "ping (1 ping = 3.306 m2)",185 "beta": 0.017,186 "se": 0.001,187 "t": null,188 "p": null,189 "p_stars": "***",190 "ci_lo": null,191 "ci_hi": null,192 "page": 12,193 "confidence": "high",194 "notes": "building transfer area"195 },196 {197 "model_id": "T7-c6",198 "var_name_printed": "AREA",199 "taxonomy_id": "living_area",200 "x_transform": "level",201 "x_unit": "ping (1 ping = 3.306 m2)",202 "beta": 0.017,203 "se": 0.001,204 "t": null,205 "p": null,206 "p_stars": "***",207 "ci_lo": null,208 "ci_hi": null,209 "page": 12,210 "confidence": "high",211 "notes": "building transfer area"212 },213 {214 "model_id": "T7-c1",215 "var_name_printed": "AGE",216 "taxonomy_id": "age",217 "x_transform": "level",218 "x_unit": "years",219 "beta": -0.013,220 "se": 0.001,221 "t": null,222 "p": null,223 "p_stars": "***",224 "ci_lo": null,225 "ci_hi": null,226 "page": 12,227 "confidence": "high",228 "notes": ""229 },230 {231 "model_id": "T7-c2",232 "var_name_printed": "AGE",233 "taxonomy_id": "age",234 "x_transform": "level",235 "x_unit": "years",236 "beta": -0.013,237 "se": 0.001,238 "t": null,239 "p": null,240 "p_stars": "***",241 "ci_lo": null,242 "ci_hi": null,243 "page": 12,244 "confidence": "high",245 "notes": ""246 },247 {248 "model_id": "T7-c3",249 "var_name_printed": "AGE",250 "taxonomy_id": "age",251 "x_transform": "level",252 "x_unit": "years",253 "beta": -0.013,254 "se": 0.001,255 "t": null,256 "p": null,257 "p_stars": "***",258 "ci_lo": null,259 "ci_hi": null,260 "page": 12,261 "confidence": "high",262 "notes": ""263 },264 {265 "model_id": "T7-c4",266 "var_name_printed": "AGE",267 "taxonomy_id": "age",268 "x_transform": "level",269 "x_unit": "years",270 "beta": -0.004,271 "se": 0.001,272 "t": null,273 "p": null,274 "p_stars": "***",275 "ci_lo": null,276 "ci_hi": null,277 "page": 12,278 "confidence": "high",279 "notes": ""280 },281 {282 "model_id": "T7-c5",283 "var_name_printed": "AGE",284 "taxonomy_id": "age",285 "x_transform": "level",286 "x_unit": "years",287 "beta": -0.004,288 "se": 0.001,289 "t": null,290 "p": null,291 "p_stars": "***",292 "ci_lo": null,293 "ci_hi": null,294 "page": 12,295 "confidence": "high",296 "notes": ""297 },298 {299 "model_id": "T7-c6",300 "var_name_printed": "AGE",301 "taxonomy_id": "age",302 "x_transform": "level",303 "x_unit": "years",304 "beta": -0.004,305 "se": 0.001,306 "t": null,307 "p": null,308 "p_stars": "***",309 "ci_lo": null,310 "ci_hi": null,311 "page": 12,312 "confidence": "high",313 "notes": ""314 },315 {316 "model_id": "T7-c1",317 "var_name_printed": "AGES",318 "taxonomy_id": "age",319 "x_transform": "squared",320 "x_unit": "years squared",321 "beta": 0.001,322 "se": 0.001,323 "t": null,324 "p": null,325 "p_stars": "***",326 "ci_lo": null,327 "ci_hi": null,328 "page": 12,329 "confidence": "medium",330 "notes": "square of house age"331 },332 {333 "model_id": "T7-c2",334 "var_name_printed": "AGES",335 "taxonomy_id": "age",336 "x_transform": "squared",337 "x_unit": "years squared",338 "beta": 0.001,339 "se": 0.001,340 "t": null,341 "p": null,342 "p_stars": "***",343 "ci_lo": null,344 "ci_hi": null,345 "page": 12,346 "confidence": "medium",347 "notes": "square of house age"348 },349 {350 "model_id": "T7-c3",351 "var_name_printed": "AGES",352 "taxonomy_id": "age",353 "x_transform": "squared",354 "x_unit": "years squared",355 "beta": 0.001,356 "se": 0.001,357 "t": null,358 "p": null,359 "p_stars": "***",360 "ci_lo": null,361 "ci_hi": null,362 "page": 12,363 "confidence": "medium",364 "notes": "square of house age"365 },366 {367 "model_id": "T7-c4",368 "var_name_printed": "AGES",369 "taxonomy_id": "age",370 "x_transform": "squared",371 "x_unit": "years squared",372 "beta": 0.001,373 "se": 0.001,374 "t": null,375 "p": null,376 "p_stars": "***",377 "ci_lo": null,378 "ci_hi": null,379 "page": 12,380 "confidence": "medium",381 "notes": "square of house age"382 },383 {384 "model_id": "T7-c5",385 "var_name_printed": "AGES",386 "taxonomy_id": "age",387 "x_transform": "squared",388 "x_unit": "years squared",389 "beta": 0.001,390 "se": 0.001,391 "t": null,392 "p": null,393 "p_stars": "***",394 "ci_lo": null,395 "ci_hi": null,396 "page": 12,397 "confidence": "medium",398 "notes": "square of house age"399 },400 {401 "model_id": "T7-c6",402 "var_name_printed": "AGES",403 "taxonomy_id": "age",404 "x_transform": "squared",405 "x_unit": "years squared",406 "beta": 0.001,407 "se": 0.001,408 "t": null,409 "p": null,410 "p_stars": "***",411 "ci_lo": null,412 "ci_hi": null,413 "page": 12,414 "confidence": "medium",415 "notes": "square of house age"416 },417 {418 "model_id": "T7-c1",419 "var_name_printed": "FLOOR",420 "taxonomy_id": "floor_level",421 "x_transform": "dummy",422 "x_unit": "binary (first floor = 1 vs other floors)",423 "beta": 0.124,424 "se": 0.021,425 "t": null,426 "p": null,427 "p_stars": "***",428 "ci_lo": null,429 "ci_hi": null,430 "page": 12,431 "confidence": "high",432 "notes": "residence on 1st floor"433 },434 {435 "model_id": "T7-c2",436 "var_name_printed": "FLOOR",437 "taxonomy_id": "floor_level",438 "x_transform": "dummy",439 "x_unit": "binary (first floor = 1 vs other floors)",440 "beta": 0.126,441 "se": 0.02,442 "t": null,443 "p": null,444 "p_stars": "***",445 "ci_lo": null,446 "ci_hi": null,447 "page": 12,448 "confidence": "high",449 "notes": "residence on 1st floor"450 },451 {452 "model_id": "T7-c3",453 "var_name_printed": "FLOOR",454 "taxonomy_id": "floor_level",455 "x_transform": "dummy",456 "x_unit": "binary (first floor = 1 vs other floors)",457 "beta": 0.129,458 "se": 0.02,459 "t": null,460 "p": null,461 "p_stars": "***",462 "ci_lo": null,463 "ci_hi": null,464 "page": 12,465 "confidence": "high",466 "notes": "residence on 1st floor"467 },468 {469 "model_id": "T7-c4",470 "var_name_printed": "FLOOR",471 "taxonomy_id": "floor_level",472 "x_transform": "dummy",473 "x_unit": "binary (first floor = 1 vs other 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null,1279 "ci_hi": null,1280 "page": 12,1281 "confidence": "medium",1282 "notes": "distance to nearest senior high school; rounded"1283 },1284 {1285 "model_id": "T7-c4",1286 "var_name_printed": "HISC",1287 "taxonomy_id": "school_distance",1288 "x_transform": "level",1289 "x_unit": "m",1290 "beta": 0.001,1291 "se": 0.001,1292 "t": null,1293 "p": null,1294 "p_stars": "",1295 "ci_lo": null,1296 "ci_hi": null,1297 "page": 12,1298 "confidence": "medium",1299 "notes": "distance to nearest senior high school; rounded"1300 },1301 {1302 "model_id": "T7-c5",1303 "var_name_printed": "HISC",1304 "taxonomy_id": "school_distance",1305 "x_transform": "level",1306 "x_unit": "m",1307 "beta": -0.001,1308 "se": 0.001,1309 "t": null,1310 "p": null,1311 "p_stars": "",1312 "ci_lo": null,1313 "ci_hi": null,1314 "page": 12,1315 "confidence": "medium",1316 "notes": "distance to nearest senior high school; rounded"1317 },1318 {1319 "model_id": "T7-c6",1320 "var_name_printed": "HISC",1321 "taxonomy_id": 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"se": 0.001,1496 "t": null,1497 "p": null,1498 "p_stars": "***",1499 "ci_lo": null,1500 "ci_hi": null,1501 "page": 12,1502 "confidence": "medium",1503 "notes": "distance to nearest primary school; rounded"1504 },1505 {1506 "model_id": "T7-c5",1507 "var_name_printed": "PRIM",1508 "taxonomy_id": "school_distance",1509 "x_transform": "level",1510 "x_unit": "m",1511 "beta": -0.001,1512 "se": 0.001,1513 "t": null,1514 "p": null,1515 "p_stars": "***",1516 "ci_lo": null,1517 "ci_hi": null,1518 "page": 12,1519 "confidence": "medium",1520 "notes": "distance to nearest primary school; rounded"1521 },1522 {1523 "model_id": "T7-c6",1524 "var_name_printed": "PRIM",1525 "taxonomy_id": "school_distance",1526 "x_transform": "level",1527 "x_unit": "m",1528 "beta": -0.001,1529 "se": 0.001,1530 "t": null,1531 "p": null,1532 "p_stars": "***",1533 "ci_lo": null,1534 "ci_hi": null,1535 "page": 12,1536 "confidence": "medium",1537 "notes": "distance to nearest primary school; rounded"1538 }1539 ]1540}