1{2 "record_id": "d458e3973f160efbbd5c7fd28ec076d63dc933e1",3 "eligible": true,4 "exclusion_reason": null,5 "study": {6 "title": "An Estimation of the Coastal Premium for Residential Housing Prices in San Diego County",7 "year": 2011,8 "doi": "10.1007/s11146-009-9195-x",9 "country": "United States",10 "region_city": "San Diego County, California",11 "sample_start": 2006,12 "sample_end": 2006,13 "property_type": "single_family",14 "price_type": "transaction",15 "data_source": "9,755 single-family home sales in San Diego County, 2006",16 "document_type": "journal",17 "estimators": [18 "OLS"19 ],20 "spatial_method": "none (106 neighbourhood/ZIP fixed effects)",21 "time_fe": false,22 "location_fe": true,23 "se_type": "unknown",24 "n_obs_total": 9755,25 "ai_methods": [],26 "notes": "Journal of Real Estate Finance and Economics 42:211-228 (online 2009). Semi-log OLS with 106 neighbourhood fixed effects (Appendix Table 3, not extracted). t-statistics in parentheses; significance letters a (0.01), b (0.05), c (0.10) converted to ***, **, *. Distances in feet; square footage in sqft. Coastal variables: Model 1 log distance to coast; Model 2 one-mile band dummies (reference beyond 6 miles); Model 3 500-ft/1000-ft bands within the first mile plus mile bands."27 },28 "models": [29 {30 "model_id": "T2-c1",31 "table": "2",32 "column": "Model 1",33 "page": 9,34 "dep_var": "Ln_Price (natural log of sales price)",35 "dep_transform": "log",36 "estimator": "OLS",37 "n_obs": 9755,38 "r2": 0.7798,39 "se_or_t_in_parentheses": "t",40 "sample_subset": "All sales; neighbourhood fixed effects; coastal specification: log coastal distance"41 },42 {43 "model_id": "T2-c2",44 "table": "2",45 "column": "Model 2",46 "page": 9,47 "dep_var": "Ln_Price (natural log of sales price)",48 "dep_transform": "log",49 "estimator": "OLS",50 "n_obs": 9755,51 "r2": 0.7749,52 "se_or_t_in_parentheses": "t",53 "sample_subset": "All sales; neighbourhood fixed effects; coastal specification: 1-mile distance bands"54 },55 {56 "model_id": "T2-c3",57 "table": "2",58 "column": "Model 3",59 "page": 9,60 "dep_var": "Ln_Price (natural log of sales price)",61 "dep_transform": "log",62 "estimator": "OLS",63 "n_obs": 9755,64 "r2": 0.7795,65 "se_or_t_in_parentheses": "t",66 "sample_subset": "All sales; neighbourhood fixed effects; coastal specification: 500/1000-ft and mile bands"67 }68 ],69 "coefficients": [70 {71 "model_id": "T2-c1",72 "var_name_printed": "Age",73 "taxonomy_id": "age",74 "x_transform": "level",75 "x_unit": "years",76 "beta": -0.007867,77 "se": null,78 "t": -12.55,79 "p": null,80 "p_stars": "***",81 "ci_lo": null,82 "ci_hi": null,83 "page": 9,84 "confidence": "high",85 "notes": "Age of house in years; quadratic with Age_2"86 },87 {88 "model_id": "T2-c2",89 "var_name_printed": "Age",90 "taxonomy_id": "age",91 "x_transform": "level",92 "x_unit": "years",93 "beta": -0.007734,94 "se": null,95 "t": -12.18,96 "p": null,97 "p_stars": "***",98 "ci_lo": null,99 "ci_hi": null,100 "page": 9,101 "confidence": "high",102 "notes": "Age of house in years; quadratic with Age_2"103 },104 {105 "model_id": "T2-c3",106 "var_name_printed": "Age",107 "taxonomy_id": "age",108 "x_transform": "level",109 "x_unit": "years",110 "beta": -0.007778,111 "se": null,112 "t": -12.36,113 "p": null,114 "p_stars": "***",115 "ci_lo": null,116 "ci_hi": null,117 "page": 9,118 "confidence": "high",119 "notes": "Age of house in years; quadratic with Age_2"120 },121 {122 "model_id": "T2-c1",123 "var_name_printed": "Age_2",124 "taxonomy_id": "age",125 "x_transform": "squared",126 "x_unit": "years",127 "beta": 8.6e-05,128 "se": null,129 "t": 11.63,130 "p": null,131 "p_stars": "***",132 "ci_lo": null,133 "ci_hi": null,134 "page": 9,135 "confidence": "high",136 "notes": "Age squared"137 },138 {139 "model_id": "T2-c2",140 "var_name_printed": "Age_2",141 "taxonomy_id": "age",142 "x_transform": "squared",143 "x_unit": "years",144 "beta": 8.7e-05,145 "se": null,146 "t": 11.65,147 "p": null,148 "p_stars": "***",149 "ci_lo": null,150 "ci_hi": null,151 "page": 9,152 "confidence": "high",153 "notes": "Age squared"154 },155 {156 "model_id": "T2-c3",157 "var_name_printed": "Age_2",158 "taxonomy_id": "age",159 "x_transform": "squared",160 "x_unit": "years",161 "beta": 8.5e-05,162 "se": null,163 "t": 11.41,164 "p": null,165 "p_stars": "***",166 "ci_lo": null,167 "ci_hi": null,168 "page": 9,169 "confidence": "high",170 "notes": "Age squared"171 },172 {173 "model_id": "T2-c1",174 "var_name_printed": "Bedrooms",175 "taxonomy_id": "bedrooms",176 "x_transform": "level",177 "x_unit": "count",178 "beta": 0.002218,179 "se": null,180 "t": 0.63,181 "p": null,182 "p_stars": "",183 "ci_lo": null,184 "ci_hi": null,185 "page": 9,186 "confidence": "high",187 "notes": ""188 },189 {190 "model_id": "T2-c2",191 "var_name_printed": "Bedrooms",192 "taxonomy_id": "bedrooms",193 "x_transform": "level",194 "x_unit": "count",195 "beta": 0.00225,196 "se": null,197 "t": 0.64,198 "p": null,199 "p_stars": "",200 "ci_lo": null,201 "ci_hi": null,202 "page": 9,203 "confidence": "high",204 "notes": ""205 },206 {207 "model_id": "T2-c3",208 "var_name_printed": "Bedrooms",209 "taxonomy_id": "bedrooms",210 "x_transform": "level",211 "x_unit": "count",212 "beta": 0.00354,213 "se": null,214 "t": 1.01,215 "p": null,216 "p_stars": "",217 "ci_lo": null,218 "ci_hi": null,219 "page": 9,220 "confidence": "high",221 "notes": ""222 },223 {224 "model_id": "T2-c1",225 "var_name_printed": "Bathrooms",226 "taxonomy_id": "bathrooms",227 "x_transform": "level",228 "x_unit": "count",229 "beta": 0.042084,230 "se": null,231 "t": 8.05,232 "p": null,233 "p_stars": "***",234 "ci_lo": null,235 "ci_hi": null,236 "page": 9,237 "confidence": "high",238 "notes": ""239 },240 {241 "model_id": "T2-c2",242 "var_name_printed": "Bathrooms",243 "taxonomy_id": "bathrooms",244 "x_transform": "level",245 "x_unit": "count",246 "beta": 0.045153,247 "se": null,248 "t": 8.55,249 "p": null,250 "p_stars": "***",251 "ci_lo": null,252 "ci_hi": null,253 "page": 9,254 "confidence": "high",255 "notes": ""256 },257 {258 "model_id": "T2-c3",259 "var_name_printed": "Bathrooms",260 "taxonomy_id": "bathrooms",261 "x_transform": "level",262 "x_unit": "count",263 "beta": 0.041481,264 "se": null,265 "t": 7.92,266 "p": null,267 "p_stars": "***",268 "ci_lo": null,269 "ci_hi": null,270 "page": 9,271 "confidence": "high",272 "notes": ""273 },274 {275 "model_id": "T2-c1",276 "var_name_printed": "SqftStruc",277 "taxonomy_id": "living_area",278 "x_transform": "level",279 "x_unit": "sqft",280 "beta": 0.000226,281 "se": null,282 "t": 47.76,283 "p": null,284 "p_stars": "***",285 "ci_lo": null,286 "ci_hi": null,287 "page": 9,288 "confidence": "high",289 "notes": "Square footage of house"290 },291 {292 "model_id": "T2-c2",293 "var_name_printed": "SqftStruc",294 "taxonomy_id": "living_area",295 "x_transform": "level",296 "x_unit": "sqft",297 "beta": 0.000225,298 "se": null,299 "t": 46.92,300 "p": null,301 "p_stars": "***",302 "ci_lo": null,303 "ci_hi": null,304 "page": 9,305 "confidence": "high",306 "notes": "Square footage of house"307 },308 {309 "model_id": "T2-c3",310 "var_name_printed": "SqftStruc",311 "taxonomy_id": "living_area",312 "x_transform": "level",313 "x_unit": "sqft",314 "beta": 0.000226,315 "se": null,316 "t": 47.68,317 "p": null,318 "p_stars": "***",319 "ci_lo": null,320 "ci_hi": null,321 "page": 9,322 "confidence": "high",323 "notes": "Square footage of house"324 },325 {326 "model_id": "T2-c1",327 "var_name_printed": "LotSqft",328 "taxonomy_id": "lot_size",329 "x_transform": "level",330 "x_unit": "sqft",331 "beta": 4.84e-08,332 "se": null,333 "t": 2.24,334 "p": null,335 "p_stars": "**",336 "ci_lo": null,337 "ci_hi": null,338 "page": 9,339 "confidence": "high",340 "notes": "Square footage of lot"341 },342 {343 "model_id": "T2-c2",344 "var_name_printed": "LotSqft",345 "taxonomy_id": "lot_size",346 "x_transform": "level",347 "x_unit": "sqft",348 "beta": 4.73e-08,349 "se": null,350 "t": 2.16,351 "p": null,352 "p_stars": "**",353 "ci_lo": null,354 "ci_hi": null,355 "page": 9,356 "confidence": "high",357 "notes": "Square footage of lot"358 },359 {360 "model_id": "T2-c3",361 "var_name_printed": "LotSqft",362 "taxonomy_id": "lot_size",363 "x_transform": "level",364 "x_unit": "sqft",365 "beta": 4.87e-08,366 "se": null,367 "t": 2.24,368 "p": null,369 "p_stars": "**",370 "ci_lo": null,371 "ci_hi": null,372 "page": 9,373 "confidence": "high",374 "notes": "Square footage of lot"375 },376 {377 "model_id": "T2-c1",378 "var_name_printed": "LnDtownDist",379 "taxonomy_id": "cbd_distance",380 "x_transform": "log",381 "x_unit": "feet",382 "beta": 0.175223,383 "se": null,384 "t": 7.66,385 "p": null,386 "p_stars": "***",387 "ci_lo": null,388 "ci_hi": null,389 "page": 9,390 "confidence": "high",391 "notes": "Log distance in feet to downtown San Diego"392 },393 {394 "model_id": "T2-c2",395 "var_name_printed": "LnDtownDist",396 "taxonomy_id": "cbd_distance",397 "x_transform": "log",398 "x_unit": "feet",399 "beta": 0.076875,400 "se": null,401 "t": 3.29,402 "p": null,403 "p_stars": "***",404 "ci_lo": null,405 "ci_hi": null,406 "page": 9,407 "confidence": "high",408 "notes": "Log distance in feet to downtown San Diego"409 },410 {411 "model_id": "T2-c3",412 "var_name_printed": "LnDtownDist",413 "taxonomy_id": "cbd_distance",414 "x_transform": "log",415 "x_unit": "feet",416 "beta": 0.075096,417 "se": null,418 "t": 3.25,419 "p": null,420 "p_stars": "***",421 "ci_lo": null,422 "ci_hi": null,423 "page": 9,424 "confidence": "high",425 "notes": "Log distance in feet to downtown San Diego"426 },427 {428 "model_id": "T2-c1",429 "var_name_printed": "LnFreeDist",430 "taxonomy_id": "highway_distance",431 "x_transform": "log",432 "x_unit": "feet",433 "beta": 0.010732,434 "se": null,435 "t": 3.06,436 "p": null,437 "p_stars": "***",438 "ci_lo": null,439 "ci_hi": null,440 "page": 9,441 "confidence": "high",442 "notes": "Log distance in feet to nearest freeway"443 },444 {445 "model_id": "T2-c2",446 "var_name_printed": "LnFreeDist",447 "taxonomy_id": "highway_distance",448 "x_transform": "log",449 "x_unit": "feet",450 "beta": 0.015182,451 "se": null,452 "t": 4.17,453 "p": null,454 "p_stars": "***",455 "ci_lo": null,456 "ci_hi": null,457 "page": 9,458 "confidence": "high",459 "notes": "Log distance in feet to nearest freeway"460 },461 {462 "model_id": "T2-c3",463 "var_name_printed": "LnFreeDist",464 "taxonomy_id": "highway_distance",465 "x_transform": "log",466 "x_unit": "feet",467 "beta": 0.009351,468 "se": null,469 "t": 2.57,470 "p": null,471 "p_stars": "***",472 "ci_lo": null,473 "ci_hi": null,474 "page": 9,475 "confidence": "high",476 "notes": "Log distance in feet to nearest freeway"477 },478 {479 "model_id": "T2-c1",480 "var_name_printed": "Dist_API",481 "taxonomy_id": "school_quality",482 "x_transform": "level",483 "x_unit": "index",484 "beta": 0.000956,485 "se": null,486 "t": 5.87,487 "p": null,488 "p_stars": "***",489 "ci_lo": null,490 "ci_hi": null,491 "page": 9,492 "confidence": "high",493 "notes": "Elementary school district base Academic Performance Index (200-1000 scale)"494 },495 {496 "model_id": "T2-c2",497 "var_name_printed": "Dist_API",498 "taxonomy_id": "school_quality",499 "x_transform": "level",500 "x_unit": "index",501 "beta": 0.001068,502 "se": null,503 "t": 6.48,504 "p": null,505 "p_stars": "***",506 "ci_lo": null,507 "ci_hi": null,508 "page": 9,509 "confidence": "high",510 "notes": "Elementary school district base Academic Performance Index (200-1000 scale)"511 },512 {513 "model_id": "T2-c3",514 "var_name_printed": "Dist_API",515 "taxonomy_id": "school_quality",516 "x_transform": "level",517 "x_unit": "index",518 "beta": 0.001046,519 "se": null,520 "t": 6.41,521 "p": null,522 "p_stars": "***",523 "ci_lo": null,524 "ci_hi": null,525 "page": 9,526 "confidence": "high",527 "notes": "Elementary school district base Academic Performance Index (200-1000 scale)"528 },529 {530 "model_id": "T2-c1",531 "var_name_printed": "LnCoastDist",532 "taxonomy_id": "water_proximity",533 "x_transform": "log",534 "x_unit": "feet",535 "beta": -0.146047,536 "se": null,537 "t": -21.12,538 "p": null,539 "p_stars": "***",540 "ci_lo": null,541 "ci_hi": null,542 "page": 9,543 "confidence": "high",544 "notes": "Log distance in feet from house to coast"545 },546 {547 "model_id": "T2-c2",548 "var_name_printed": "Coast_0to1miles",549 "taxonomy_id": "water_proximity",550 "x_transform": "dummy",551 "x_unit": "binary",552 "beta": 0.352211,553 "se": null,554 "t": 13.4,555 "p": null,556 "p_stars": "***",557 "ci_lo": null,558 "ci_hi": null,559 "page": 9,560 "confidence": "high",561 "notes": "Distance band dummy: residence within 1 mile of coast of coast; reference beyond 6 miles"562 },563 {564 "model_id": "T2-c2",565 "var_name_printed": "Coast_2miles",566 "taxonomy_id": "water_proximity",567 "x_transform": "dummy",568 "x_unit": "binary",569 "beta": 0.200634,570 "se": null,571 "t": 7.92,572 "p": null,573 "p_stars": "***",574 "ci_lo": null,575 "ci_hi": null,576 "page": 9,577 "confidence": "high",578 "notes": "Distance band dummy: residence 1 to 2 miles of coast; reference beyond 6 miles"579 },580 {581 "model_id": "T2-c2",582 "var_name_printed": "Coast_3miles",583 "taxonomy_id": "water_proximity",584 "x_transform": "dummy",585 "x_unit": "binary",586 "beta": 0.118684,587 "se": null,588 "t": 5.24,589 "p": null,590 "p_stars": "***",591 "ci_lo": null,592 "ci_hi": null,593 "page": 9,594 "confidence": "high",595 "notes": "Distance band dummy: residence 2 to 3 miles of coast; reference beyond 6 miles"596 },597 {598 "model_id": "T2-c2",599 "var_name_printed": "Coast_4miles",600 "taxonomy_id": "water_proximity",601 "x_transform": "dummy",602 "x_unit": "binary",603 "beta": 0.082033,604 "se": null,605 "t": 4.13,606 "p": null,607 "p_stars": "***",608 "ci_lo": null,609 "ci_hi": null,610 "page": 9,611 "confidence": "high",612 "notes": "Distance band dummy: residence 3 to 4 miles of coast; reference beyond 6 miles"613 },614 {615 "model_id": "T2-c2",616 "var_name_printed": "Coast_5miles",617 "taxonomy_id": "water_proximity",618 "x_transform": "dummy",619 "x_unit": "binary",620 "beta": 0.053282,621 "se": null,622 "t": 3.0,623 "p": null,624 "p_stars": "***",625 "ci_lo": null,626 "ci_hi": null,627 "page": 9,628 "confidence": "high",629 "notes": "Distance band dummy: residence 4 to 5 miles of coast; reference beyond 6 miles"630 },631 {632 "model_id": "T2-c2",633 "var_name_printed": "Coast_6miles",634 "taxonomy_id": "water_proximity",635 "x_transform": "dummy",636 "x_unit": "binary",637 "beta": 0.035755,638 "se": null,639 "t": 2.59,640 "p": null,641 "p_stars": "***",642 "ci_lo": null,643 "ci_hi": null,644 "page": 9,645 "confidence": "high",646 "notes": "Distance band dummy: residence 5 to 6 miles of coast; reference beyond 6 miles"647 },648 {649 "model_id": "T2-c3",650 "var_name_printed": "Coast_500ft",651 "taxonomy_id": "water_proximity",652 "x_transform": "dummy",653 "x_unit": "binary",654 "beta": 0.702698,655 "se": null,656 "t": 15.43,657 "p": null,658 "p_stars": "***",659 "ci_lo": null,660 "ci_hi": null,661 "page": 9,662 "confidence": "high",663 "notes": "Distance band dummy: residence within 500 ft of coast of coast; reference beyond 6 miles"664 },665 {666 "model_id": "T2-c3",667 "var_name_printed": "Coast_1000ft",668 "taxonomy_id": "water_proximity",669 "x_transform": "dummy",670 "x_unit": "binary",671 "beta": 0.487333,672 "se": null,673 "t": 11.11,674 "p": null,675 "p_stars": "***",676 "ci_lo": null,677 "ci_hi": null,678 "page": 9,679 "confidence": "high",680 "notes": "Distance band dummy: residence 500 to 1,000 ft of coast; reference beyond 6 miles"681 },682 {683 "model_id": "T2-c3",684 "var_name_printed": "Coast_2000ft",685 "taxonomy_id": "water_proximity",686 "x_transform": "dummy",687 "x_unit": "binary",688 "beta": 0.454806,689 "se": null,690 "t": 13.67,691 "p": null,692 "p_stars": "***",693 "ci_lo": null,694 "ci_hi": null,695 "page": 9,696 "confidence": "high",697 "notes": "Distance band dummy: residence 1,000 to 2,000 ft of coast; reference beyond 6 miles"698 },699 {700 "model_id": "T2-c3",701 "var_name_printed": "Coast_3000ft",702 "taxonomy_id": "water_proximity",703 "x_transform": "dummy",704 "x_unit": "binary",705 "beta": 0.438393,706 "se": null,707 "t": 13.97,708 "p": null,709 "p_stars": "***",710 "ci_lo": null,711 "ci_hi": null,712 "page": 9,713 "confidence": "high",714 "notes": "Distance band dummy: residence 2,000 to 3,000 ft of coast; reference beyond 6 miles"715 },716 {717 "model_id": "T2-c3",718 "var_name_printed": "Coast_4000ft",719 "taxonomy_id": "water_proximity",720 "x_transform": "dummy",721 "x_unit": "binary",722 "beta": 0.293654,723 "se": null,724 "t": 9.38,725 "p": null,726 "p_stars": "***",727 "ci_lo": null,728 "ci_hi": null,729 "page": 9,730 "confidence": "high",731 "notes": "Distance band dummy: residence 3,000 to 4,000 ft of coast; reference beyond 6 miles"732 },733 {734 "model_id": "T2-c3",735 "var_name_printed": "Coast_5280ft",736 "taxonomy_id": "water_proximity",737 "x_transform": "dummy",738 "x_unit": "binary",739 "beta": 0.20111,740 "se": null,741 "t": 6.77,742 "p": null,743 "p_stars": "***",744 "ci_lo": null,745 "ci_hi": null,746 "page": 9,747 "confidence": "high",748 "notes": "Distance band dummy: residence 4,000 to 5,280 ft of coast; reference beyond 6 miles"749 },750 {751 "model_id": "T2-c3",752 "var_name_printed": "Coast_2miles",753 "taxonomy_id": "water_proximity",754 "x_transform": "dummy",755 "x_unit": "binary",756 "beta": 0.193321,757 "se": null,758 "t": 7.71,759 "p": null,760 "p_stars": "***",761 "ci_lo": null,762 "ci_hi": null,763 "page": 9,764 "confidence": "high",765 "notes": "Distance band dummy: residence 1 to 2 miles of coast; reference beyond 6 miles"766 },767 {768 "model_id": "T2-c3",769 "var_name_printed": "Coast_3miles",770 "taxonomy_id": "water_proximity",771 "x_transform": "dummy",772 "x_unit": "binary",773 "beta": 0.115352,774 "se": null,775 "t": 5.15,776 "p": null,777 "p_stars": "***",778 "ci_lo": null,779 "ci_hi": null,780 "page": 9,781 "confidence": "high",782 "notes": "Distance band dummy: residence 2 to 3 miles of coast; reference beyond 6 miles"783 },784 {785 "model_id": "T2-c3",786 "var_name_printed": "Coast_4miles",787 "taxonomy_id": "water_proximity",788 "x_transform": "dummy",789 "x_unit": "binary",790 "beta": 0.082574,791 "se": null,792 "t": 4.2,793 "p": null,794 "p_stars": "***",795 "ci_lo": null,796 "ci_hi": null,797 "page": 9,798 "confidence": "high",799 "notes": "Distance band dummy: residence 3 to 4 miles of coast; reference beyond 6 miles"800 },801 {802 "model_id": "T2-c3",803 "var_name_printed": "Coast_5miles",804 "taxonomy_id": "water_proximity",805 "x_transform": "dummy",806 "x_unit": "binary",807 "beta": 0.053941,808 "se": null,809 "t": 3.07,810 "p": null,811 "p_stars": "***",812 "ci_lo": null,813 "ci_hi": null,814 "page": 9,815 "confidence": "high",816 "notes": "Distance band dummy: residence 4 to 5 miles of coast; reference beyond 6 miles"817 },818 {819 "model_id": "T2-c3",820 "var_name_printed": "Coast_6miles",821 "taxonomy_id": "water_proximity",822 "x_transform": "dummy",823 "x_unit": "binary",824 "beta": 0.033207,825 "se": null,826 "t": 2.43,827 "p": null,828 "p_stars": "**",829 "ci_lo": null,830 "ci_hi": null,831 "page": 9,832 "confidence": "high",833 "notes": "Distance band dummy: residence 5 to 6 miles of coast; reference beyond 6 miles"834 }835 ]836}