1{2 "record_id": "f2f2e8d4e0c68be7054271b21b3018d65c7e131c",3 "eligible": true,4 "exclusion_reason": null,5 "study": {6 "title": "The calculation of regional index of dwelling prices in Croatia",7 "year": 2020,8 "doi": "10.20472/efc.2020.014.013",9 "country": "Croatia",10 "region_city": "Croatia: Zagreb, Middle and South Adriatic, Istria and North Adriatic, Other regions",11 "sample_start": 2010,12 "sample_end": 2019,13 "property_type": "condo_apartment",14 "price_type": "listing",15 "data_source": "Database of dwelling (apartment) sales in 15 Croatian counties 2010-2019 with asked price per m2 (all) and realized price per m2 (subset); source database not named (Croatian Science Foundation project 6785)",16 "document_type": "conference",17 "estimators": [18 "OLS"19 ],20 "spatial_method": "none (district/county dummies)",21 "time_fe": true,22 "location_fe": true,23 "se_type": "robust",24 "n_obs_total": 4670,25 "ai_methods": [],26 "notes": "Time-dummy hedonic price index study. Dependent variable: natural log of price per square metre, two variants: P1 = asked (listing) price, P2 = realized (transaction) price; models with logP2 have price_type transaction. Table 5 (pp. 9-10, Croatia, quarterly dummies, region dummies) prints coefficients rounded to 2 decimals with stars only; Table 7 (Zagreb, rounded) duplicates appendix Tables 9-10 and is not extracted. Appendix Tables 9-16 (pp. 19-23) are EViews outputs with coefficient, SE, t and p; White heteroskedasticity-consistent SEs (not stated for Table 12). Regressors: M2 = floor area in m2 (numerical; coefficients in Zagreb and Other region are of order 1e-6/1e-7, suggesting a unit inconsistency in the database - recorded as printed), ROOMS = number of rooms, NEWBUILT = 1 if sold within two years of construction. Location dummies and year/quarter dummies not extracted. Star legend Table 5: *** 1%, ** 5%, * 10%."27 },28 "models": [29 {30 "model_id": "T5-P1",31 "table": "5",32 "column": "logP1",33 "page": 9,34 "dep_var": "log asked price per m2 (P1)",35 "dep_transform": "per_m2",36 "estimator": "OLS",37 "n_obs": 4670,38 "r2": 0.346,39 "se_or_t_in_parentheses": "none",40 "sample_subset": "Whole Croatia; 3 region dummies (base Zagreb) + quarterly dummies; price type: listing"41 },42 {43 "model_id": "T5-P2",44 "table": "5",45 "column": "logP2",46 "page": 9,47 "dep_var": "log realized price per m2 (P2)",48 "dep_transform": "per_m2",49 "estimator": "OLS",50 "n_obs": 3616,51 "r2": 0.29,52 "se_or_t_in_parentheses": "none",53 "sample_subset": "Whole Croatia; 3 region dummies + quarterly dummies; price type: transaction"54 },55 {56 "model_id": "T9",57 "table": "9",58 "column": "LOG(P1)",59 "page": 19,60 "dep_var": "log asked price per m2 (P1)",61 "dep_transform": "per_m2",62 "estimator": "OLS",63 "n_obs": 3219,64 "r2": 0.436415,65 "se_or_t_in_parentheses": "se",66 "sample_subset": "Zagreb; 13 district dummies (base Donji grad) + year dummies; price type: listing"67 },68 {69 "model_id": "T10",70 "table": "10",71 "column": "LOG(P2)",72 "page": 19,73 "dep_var": "log realized price per m2 (P2)",74 "dep_transform": "per_m2",75 "estimator": "OLS",76 "n_obs": 2165,77 "r2": 0.385131,78 "se_or_t_in_parentheses": "se",79 "sample_subset": "Zagreb; 13 district dummies + year dummies; price type: transaction"80 },81 {82 "model_id": "T11",83 "table": "11",84 "column": "LOG(P1)",85 "page": 20,86 "dep_var": "log asked price per m2 (P1)",87 "dep_transform": "per_m2",88 "estimator": "OLS",89 "n_obs": 760,90 "r2": 0.262737,91 "se_or_t_in_parentheses": "se",92 "sample_subset": "Middle and South Adriatic; 3 county dummies + year dummies; price type: listing"93 },94 {95 "model_id": "T12",96 "table": "12",97 "column": "LOG(P2)",98 "page": 21,99 "dep_var": "log realized price per m2 (P2)",100 "dep_transform": "per_m2",101 "estimator": "OLS",102 "n_obs": 760,103 "r2": 0.146218,104 "se_or_t_in_parentheses": "se",105 "sample_subset": "Middle and South Adriatic; 3 county dummies + year dummies; White SE not stated in table header; price type: transaction"106 },107 {108 "model_id": "T13",109 "table": "13",110 "column": "LOG(P1)",111 "page": 21,112 "dep_var": "log asked price per m2 (P1)",113 "dep_transform": "per_m2",114 "estimator": "OLS",115 "n_obs": 371,116 "r2": 0.380502,117 "se_or_t_in_parentheses": "se",118 "sample_subset": "Istria and North Adriatic; 2 county dummies + year dummies; price type: listing"119 },120 {121 "model_id": "T14",122 "table": "14",123 "column": "LOG(P2)",124 "page": 22,125 "dep_var": "log realized price per m2 (P2)",126 "dep_transform": "per_m2",127 "estimator": "OLS",128 "n_obs": 371,129 "r2": 0.356532,130 "se_or_t_in_parentheses": "se",131 "sample_subset": "Istria and North Adriatic; 2 county dummies + year dummies; price type: transaction"132 },133 {134 "model_id": "T15",135 "table": "15",136 "column": "LOG(P1)",137 "page": 22,138 "dep_var": "log asked price per m2 (P1)",139 "dep_transform": "per_m2",140 "estimator": "OLS",141 "n_obs": 320,142 "r2": 0.331336,143 "se_or_t_in_parentheses": "se",144 "sample_subset": "Other region; 6 county dummies + year dummies; price type: listing"145 },146 {147 "model_id": "T16",148 "table": "16",149 "column": "LOG(P2)",150 "page": 23,151 "dep_var": "log realized price per m2 (P2)",152 "dep_transform": "per_m2",153 "estimator": "OLS",154 "n_obs": 320,155 "r2": 0.327567,156 "se_or_t_in_parentheses": "se",157 "sample_subset": "Other region; 6 county dummies + year dummies; price type: transaction"158 }159 ],160 "coefficients": [161 {162 "model_id": "T5-P1",163 "var_name_printed": "M2",164 "taxonomy_id": "living_area",165 "x_transform": "level",166 "x_unit": "m2",167 "beta": 0.0,168 "se": null,169 "t": null,170 "p": null,171 "p_stars": "**",172 "ci_lo": null,173 "ci_hi": null,174 "page": 9,175 "confidence": "medium",176 "notes": "Floor area in m2; dependent variable is log price per m2; Coefficient printed as 0,00** (rounded to 2 decimals); no SE printed"177 },178 {179 "model_id": "T5-P1",180 "var_name_printed": "ROOMS",181 "taxonomy_id": "bedrooms",182 "x_transform": "level",183 "x_unit": "count",184 "beta": 0.03,185 "se": null,186 "t": null,187 "p": null,188 "p_stars": "***",189 "ci_lo": null,190 "ci_hi": null,191 "page": 9,192 "confidence": "medium",193 "notes": "Number of rooms (not bedrooms); Rounded to 2 decimals; no SE printed"194 },195 {196 "model_id": "T5-P1",197 "var_name_printed": "NEWBUILT",198 "taxonomy_id": "age",199 "x_transform": "dummy",200 "x_unit": "binary",201 "beta": 0.07,202 "se": null,203 "t": null,204 "p": null,205 "p_stars": "***",206 "ci_lo": null,207 "ci_hi": null,208 "page": 9,209 "confidence": "medium",210 "notes": "1 if dwelling sold in the construction year or within two years after construction; Rounded to 2 decimals; no SE printed"211 },212 {213 "model_id": "T5-P2",214 "var_name_printed": "M2",215 "taxonomy_id": "living_area",216 "x_transform": "level",217 "x_unit": "m2",218 "beta": 0.0,219 "se": null,220 "t": null,221 "p": null,222 "p_stars": "",223 "ci_lo": null,224 "ci_hi": null,225 "page": 9,226 "confidence": "medium",227 "notes": "Floor area in m2; dependent variable is log price per m2; Coefficient printed as 0,00 (rounded); no SE printed"228 },229 {230 "model_id": "T5-P2",231 "var_name_printed": "ROOMS",232 "taxonomy_id": "bedrooms",233 "x_transform": "level",234 "x_unit": "count",235 "beta": 0.01,236 "se": null,237 "t": null,238 "p": null,239 "p_stars": "***",240 "ci_lo": null,241 "ci_hi": null,242 "page": 9,243 "confidence": "medium",244 "notes": "Number of rooms (not bedrooms); Rounded to 2 decimals; no SE printed"245 },246 {247 "model_id": "T5-P2",248 "var_name_printed": "NEWBUILT",249 "taxonomy_id": "age",250 "x_transform": "dummy",251 "x_unit": "binary",252 "beta": 0.07,253 "se": null,254 "t": null,255 "p": null,256 "p_stars": "***",257 "ci_lo": null,258 "ci_hi": null,259 "page": 9,260 "confidence": "medium",261 "notes": "1 if dwelling sold in the construction year or within two years after construction; Rounded to 2 decimals; no SE printed"262 },263 {264 "model_id": "T9",265 "var_name_printed": "M2",266 "taxonomy_id": "living_area",267 "x_transform": "level",268 "x_unit": "m2",269 "beta": -2.91e-07,270 "se": 3.7e-07,271 "t": -0.785351,272 "p": 0.4323,273 "p_stars": "",274 "ci_lo": null,275 "ci_hi": null,276 "page": 19,277 "confidence": "high",278 "notes": "Floor area in m2; dependent variable is log price per m2; Coefficient of order 1e-6/1e-7: likely unit inconsistency of M2 in this subsample; recorded as printed"279 },280 {281 "model_id": "T9",282 "var_name_printed": "ROOMS",283 "taxonomy_id": "bedrooms",284 "x_transform": "level",285 "x_unit": "count",286 "beta": 0.007505,287 "se": 0.003754,288 "t": 1.99928,289 "p": 0.0457,290 "p_stars": "",291 "ci_lo": null,292 "ci_hi": null,293 "page": 19,294 "confidence": "high",295 "notes": "Number of rooms (not bedrooms)"296 },297 {298 "model_id": "T9",299 "var_name_printed": "NEWBUILT",300 "taxonomy_id": "age",301 "x_transform": "dummy",302 "x_unit": "binary",303 "beta": 0.099279,304 "se": 0.007989,305 "t": 12.4275,306 "p": 0.0,307 "p_stars": "",308 "ci_lo": null,309 "ci_hi": null,310 "page": 19,311 "confidence": "high",312 "notes": "1 if dwelling sold in the construction year or within two years after construction"313 },314 {315 "model_id": "T10",316 "var_name_printed": "M2",317 "taxonomy_id": "living_area",318 "x_transform": "level",319 "x_unit": "m2",320 "beta": -8.16e-07,321 "se": 3.1e-07,322 "t": -2.628739,323 "p": 0.0086,324 "p_stars": "",325 "ci_lo": null,326 "ci_hi": null,327 "page": 19,328 "confidence": "high",329 "notes": "Floor area in m2; dependent variable is log price per m2; Coefficient of order 1e-6/1e-7: likely unit inconsistency of M2 in this subsample; recorded as printed"330 },331 {332 "model_id": "T10",333 "var_name_printed": "ROOMS",334 "taxonomy_id": "bedrooms",335 "x_transform": "level",336 "x_unit": "count",337 "beta": 0.001888,338 "se": 0.004493,339 "t": 0.420138,340 "p": 0.6744,341 "p_stars": "",342 "ci_lo": null,343 "ci_hi": null,344 "page": 19,345 "confidence": "high",346 "notes": "Number of rooms (not bedrooms)"347 },348 {349 "model_id": "T10",350 "var_name_printed": "NEWBUILT",351 "taxonomy_id": "age",352 "x_transform": "dummy",353 "x_unit": "binary",354 "beta": 0.105327,355 "se": 0.010633,356 "t": 9.90529,357 "p": 0.0,358 "p_stars": "",359 "ci_lo": null,360 "ci_hi": null,361 "page": 19,362 "confidence": "high",363 "notes": "1 if dwelling sold in the construction year or within two years after construction"364 },365 {366 "model_id": "T11",367 "var_name_printed": "M2",368 "taxonomy_id": "living_area",369 "x_transform": "level",370 "x_unit": "m2",371 "beta": -0.001484,372 "se": 0.000729,373 "t": -2.034951,374 "p": 0.0422,375 "p_stars": "",376 "ci_lo": null,377 "ci_hi": null,378 "page": 20,379 "confidence": "high",380 "notes": "Floor area in m2; dependent variable is log price per m2"381 },382 {383 "model_id": "T11",384 "var_name_printed": "ROOMS",385 "taxonomy_id": "bedrooms",386 "x_transform": "level",387 "x_unit": "count",388 "beta": 0.026734,389 "se": 0.017047,390 "t": 1.568189,391 "p": 0.1173,392 "p_stars": "",393 "ci_lo": null,394 "ci_hi": null,395 "page": 20,396 "confidence": "high",397 "notes": "Number of rooms (not bedrooms)"398 },399 {400 "model_id": "T11",401 "var_name_printed": "NEWBUILT",402 "taxonomy_id": "age",403 "x_transform": "dummy",404 "x_unit": "binary",405 "beta": 0.097784,406 "se": 0.026151,407 "t": 3.739135,408 "p": 0.0002,409 "p_stars": "",410 "ci_lo": null,411 "ci_hi": null,412 "page": 20,413 "confidence": "high",414 "notes": "1 if dwelling sold in the construction year or within two years after construction"415 },416 {417 "model_id": "T12",418 "var_name_printed": "M2",419 "taxonomy_id": "living_area",420 "x_transform": "level",421 "x_unit": "m2",422 "beta": -0.001967,423 "se": 0.000884,424 "t": -2.225607,425 "p": 0.0263,426 "p_stars": "",427 "ci_lo": null,428 "ci_hi": null,429 "page": 21,430 "confidence": "high",431 "notes": "Floor area in m2; dependent variable is log price per m2"432 },433 {434 "model_id": "T12",435 "var_name_printed": "ROOMS",436 "taxonomy_id": "bedrooms",437 "x_transform": "level",438 "x_unit": "count",439 "beta": 0.010474,440 "se": 0.020836,441 "t": 0.502682,442 "p": 0.6153,443 "p_stars": "",444 "ci_lo": null,445 "ci_hi": null,446 "page": 21,447 "confidence": "high",448 "notes": "Number of rooms (not bedrooms)"449 },450 {451 "model_id": "T12",452 "var_name_printed": "NEWBUILT",453 "taxonomy_id": "age",454 "x_transform": "dummy",455 "x_unit": "binary",456 "beta": 0.074622,457 "se": 0.049487,458 "t": 1.507921,459 "p": 0.132,460 "p_stars": "",461 "ci_lo": null,462 "ci_hi": null,463 "page": 21,464 "confidence": "high",465 "notes": "1 if dwelling sold in the construction year or within two years after construction"466 },467 {468 "model_id": "T13",469 "var_name_printed": "M2",470 "taxonomy_id": "living_area",471 "x_transform": "level",472 "x_unit": "m2",473 "beta": -0.000919,474 "se": 0.000506,475 "t": -1.815385,476 "p": 0.0703,477 "p_stars": "",478 "ci_lo": null,479 "ci_hi": null,480 "page": 21,481 "confidence": "high",482 "notes": "Floor area in m2; dependent variable is log price per m2"483 },484 {485 "model_id": "T13",486 "var_name_printed": "ROOMS",487 "taxonomy_id": "bedrooms",488 "x_transform": "level",489 "x_unit": "count",490 "beta": -0.034939,491 "se": 0.023296,492 "t": -1.499773,493 "p": 0.1346,494 "p_stars": "",495 "ci_lo": null,496 "ci_hi": null,497 "page": 21,498 "confidence": "high",499 "notes": "Number of rooms (not bedrooms)"500 },501 {502 "model_id": "T13",503 "var_name_printed": "NEWBUILT",504 "taxonomy_id": "age",505 "x_transform": "dummy",506 "x_unit": "binary",507 "beta": 0.175797,508 "se": 0.042835,509 "t": 4.104006,510 "p": 0.0001,511 "p_stars": "",512 "ci_lo": null,513 "ci_hi": null,514 "page": 21,515 "confidence": "high",516 "notes": "1 if dwelling sold in the construction year or within two years after construction"517 },518 {519 "model_id": "T14",520 "var_name_printed": "M2",521 "taxonomy_id": "living_area",522 "x_transform": "level",523 "x_unit": "m2",524 "beta": -0.001171,525 "se": 0.000619,526 "t": -1.89003,527 "p": 0.0596,528 "p_stars": "",529 "ci_lo": null,530 "ci_hi": null,531 "page": 22,532 "confidence": "high",533 "notes": "Floor area in m2; dependent variable is log price per m2"534 },535 {536 "model_id": "T14",537 "var_name_printed": "ROOMS",538 "taxonomy_id": "bedrooms",539 "x_transform": "level",540 "x_unit": "count",541 "beta": -0.03408,542 "se": 0.025415,543 "t": -1.340913,544 "p": 0.1808,545 "p_stars": "",546 "ci_lo": null,547 "ci_hi": null,548 "page": 22,549 "confidence": "high",550 "notes": "Number of rooms (not bedrooms)"551 },552 {553 "model_id": "T14",554 "var_name_printed": "NEWBUILT",555 "taxonomy_id": "age",556 "x_transform": "dummy",557 "x_unit": "binary",558 "beta": 0.156879,559 "se": 0.042463,560 "t": 3.694459,561 "p": 0.0003,562 "p_stars": "",563 "ci_lo": null,564 "ci_hi": null,565 "page": 22,566 "confidence": "high",567 "notes": "1 if dwelling sold in the construction year or within two years after construction"568 },569 {570 "model_id": "T15",571 "var_name_printed": "M2",572 "taxonomy_id": "living_area",573 "x_transform": "level",574 "x_unit": "m2",575 "beta": -3.24e-06,576 "se": 8.75e-07,577 "t": -3.697922,578 "p": 0.0003,579 "p_stars": "",580 "ci_lo": null,581 "ci_hi": null,582 "page": 23,583 "confidence": "high",584 "notes": "Floor area in m2; dependent variable is log price per m2; Coefficient of order 1e-6/1e-7: likely unit inconsistency of M2 in this subsample; recorded as printed"585 },586 {587 "model_id": "T15",588 "var_name_printed": "ROOMS",589 "taxonomy_id": "bedrooms",590 "x_transform": "level",591 "x_unit": "count",592 "beta": -0.016824,593 "se": 0.011742,594 "t": -1.432834,595 "p": 0.1529,596 "p_stars": "",597 "ci_lo": null,598 "ci_hi": null,599 "page": 23,600 "confidence": "high",601 "notes": "Number of rooms (not bedrooms)"602 },603 {604 "model_id": "T15",605 "var_name_printed": "NEWBUILT",606 "taxonomy_id": "age",607 "x_transform": "dummy",608 "x_unit": "binary",609 "beta": 0.192023,610 "se": 0.024329,611 "t": 7.892637,612 "p": 0.0,613 "p_stars": "",614 "ci_lo": null,615 "ci_hi": null,616 "page": 23,617 "confidence": "high",618 "notes": "1 if dwelling sold in the construction year or within two years after construction"619 },620 {621 "model_id": "T16",622 "var_name_printed": "M2",623 "taxonomy_id": "living_area",624 "x_transform": "level",625 "x_unit": "m2",626 "beta": -5.21e-06,627 "se": 9.54e-07,628 "t": -5.461383,629 "p": 0.0,630 "p_stars": "",631 "ci_lo": null,632 "ci_hi": null,633 "page": 23,634 "confidence": "high",635 "notes": "Floor area in m2; dependent variable is log price per m2; Coefficient of order 1e-6/1e-7: likely unit inconsistency of M2 in this subsample; recorded as printed"636 },637 {638 "model_id": "T16",639 "var_name_printed": "ROOMS",640 "taxonomy_id": "bedrooms",641 "x_transform": "level",642 "x_unit": "count",643 "beta": -0.018994,644 "se": 0.013385,645 "t": -1.419035,646 "p": 0.1569,647 "p_stars": "",648 "ci_lo": null,649 "ci_hi": null,650 "page": 23,651 "confidence": "high",652 "notes": "Number of rooms (not bedrooms)"653 },654 {655 "model_id": "T16",656 "var_name_printed": "NEWBUILT",657 "taxonomy_id": "age",658 "x_transform": "dummy",659 "x_unit": "binary",660 "beta": 0.216455,661 "se": 0.051607,662 "t": 4.194316,663 "p": 0.0,664 "p_stars": "",665 "ci_lo": null,666 "ci_hi": null,667 "page": 23,668 "confidence": "high",669 "notes": "1 if dwelling sold in the construction year or within two years after construction"670 }671 ]672}