1{2 "record_id": "a5c3a8b4f02ea9b02009cba2eba334012eb7b212",3 "eligible": true,4 "exclusion_reason": null,5 "study": {6 "title": "Economic Impact of a Heritage Policy on Residential Property Values in a Historic District Context: The Case of the Old City of Quebec",7 "year": 2018,8 "doi": "10.52324/001c.7989",9 "country": "Canada",10 "region_city": "Quebec City (Old City historic district), Quebec",11 "sample_start": 1997,12 "sample_end": 2011,13 "property_type": "condo_apartment",14 "price_type": "transaction",15 "data_source": "City of Quebec real estate valuation service / Quebec land register: 1,477 condominium sales 1997-2011, 744 repeated-sale pairs",16 "document_type": "journal",17 "estimators": [18 "OLS"19 ],20 "spatial_method": "repeat-sales first-difference DiD (distance buffers, network and Euclidean)",21 "time_fe": true,22 "location_fe": false,23 "se_type": "unknown",24 "n_obs_total": 744,25 "ai_methods": [],26 "notes": "Review of Regional Studies 48(3) 279-297. Repeat-sales difference-in-differences: the dependent variable is the first difference of the price equation between sale and resale (log form implied by magnitudes; CAD conversions in text equal coefficient x mean price change of about CAD 45,500), so time-invariant structural and location characteristics are differenced out. Only two kinds of hedonic coefficients exist: the renovation grant dummy and the policy-proximity buffer dummies (mapped to 'other', x_transform 'other'). No standard errors printed, stars only with a non-standard legend (* p<0.05, ** p<0.01, *** p<0.001). Limited usefulness for structural pooling; keep for heritage/landscaping policy evidence."27 },28 "models": [29 {30 "model_id": "T3-m1",31 "table": "3",32 "column": "Model (1)",33 "page": 12,34 "dep_var": "change in (log) condominium price between sale and resale (repeat-sales first difference), CAD",35 "dep_transform": "log",36 "estimator": "OLS",37 "n_obs": 744,38 "r2": 0.575,39 "se_or_t_in_parentheses": "none",40 "sample_subset": "Repeat-sales DiD first-difference equation, no constant; quarterly time dummies (1997-Q2 reference) not extracted; base model: quarter dummies + renovation grant dummy"41 },42 {43 "model_id": "T3-m2",44 "table": "3",45 "column": "Model (2)",46 "page": 12,47 "dep_var": "change in (log) condominium price between sale and resale (repeat-sales first difference), CAD",48 "dep_transform": "log",49 "estimator": "OLS",50 "n_obs": 744,51 "r2": 0.586,52 "se_or_t_in_parentheses": "none",53 "sample_subset": "Repeat-sales DiD first-difference equation, no constant; quarterly time dummies (1997-Q2 reference) not extracted; adds network-distance buffers to d'Auteuil Street (reference > 600 m)"54 },55 {56 "model_id": "T3-m3",57 "table": "3",58 "column": "Model (3)",59 "page": 12,60 "dep_var": "change in (log) condominium price between sale and resale (repeat-sales first difference), CAD",61 "dep_transform": "log",62 "estimator": "OLS",63 "n_obs": 744,64 "r2": 0.585,65 "se_or_t_in_parentheses": "none",66 "sample_subset": "Repeat-sales DiD first-difference equation, no constant; quarterly time dummies (1997-Q2 reference) not extracted; adds Euclidean-distance buffers to d'Auteuil Street (reference > 600 m)"67 }68 ],69 "coefficients": [70 {71 "model_id": "T3-m1",72 "var_name_printed": "Grant for renovations (dummy)",73 "taxonomy_id": "renovation",74 "x_transform": "dummy",75 "x_unit": "binary",76 "beta": 0.0386,77 "se": null,78 "t": null,79 "p": null,80 "p_stars": "",81 "ci_lo": null,82 "ci_hi": null,83 "page": 13,84 "confidence": "medium",85 "notes": "1 if the owner received a public grant for renovations between sale and resale; only significance stars printed (legend * p<0.05, ** p<0.01, *** p<0.001)"86 },87 {88 "model_id": "T3-m2",89 "var_name_printed": "Grant for renovations (dummy)",90 "taxonomy_id": "renovation",91 "x_transform": "dummy",92 "x_unit": "binary",93 "beta": 0.0231,94 "se": null,95 "t": null,96 "p": null,97 "p_stars": "",98 "ci_lo": null,99 "ci_hi": null,100 "page": 13,101 "confidence": "medium",102 "notes": "1 if the owner received a public grant for renovations between sale and resale; only significance stars printed (legend * p<0.05, ** p<0.01, *** p<0.001)"103 },104 {105 "model_id": "T3-m3",106 "var_name_printed": "Grant for renovations (dummy)",107 "taxonomy_id": "renovation",108 "x_transform": "dummy",109 "x_unit": "binary",110 "beta": 0.0202,111 "se": null,112 "t": null,113 "p": null,114 "p_stars": "",115 "ci_lo": null,116 "ci_hi": null,117 "page": 13,118 "confidence": "medium",119 "notes": "1 if the owner received a public grant for renovations between sale and resale; only significance stars printed (legend * p<0.05, ** p<0.01, *** p<0.001)"120 },121 {122 "model_id": "T3-m2",123 "var_name_printed": "Network dist., 0 to 150 m (Buffer)",124 "taxonomy_id": "other",125 "x_transform": "other",126 "x_unit": "binary",127 "beta": -0.0405,128 "se": null,129 "t": null,130 "p": null,131 "p_stars": "",132 "ci_lo": null,133 "ci_hi": null,134 "page": 13,135 "confidence": "medium",136 "notes": "Policy impact dummy: distance buffer to the reorganised/landscaped d'Auteuil Street (Old Quebec) for units sold before and resold after the 2005 works; coefficient = change in willingness-to-pay by proximity (DiD), reference > 600 m; only significance stars printed (legend * p<0.05, ** p<0.01, *** p<0.001)"137 },138 {139 "model_id": "T3-m2",140 "var_name_printed": "Network dist., 150 to 300 m (Buffer)",141 "taxonomy_id": "other",142 "x_transform": "other",143 "x_unit": "binary",144 "beta": -0.2952,145 "se": null,146 "t": null,147 "p": null,148 "p_stars": "**",149 "ci_lo": null,150 "ci_hi": null,151 "page": 13,152 "confidence": "medium",153 "notes": "Policy impact dummy: distance buffer to the reorganised/landscaped d'Auteuil Street (Old Quebec) for units sold before and resold after the 2005 works; coefficient = change in willingness-to-pay by proximity (DiD), reference > 600 m; only significance stars printed (legend * p<0.05, ** p<0.01, *** p<0.001)"154 },155 {156 "model_id": "T3-m2",157 "var_name_printed": "Network dist., 300 to 450 m (Buffer)",158 "taxonomy_id": "other",159 "x_transform": "other",160 "x_unit": "binary",161 "beta": -0.2376,162 "se": null,163 "t": null,164 "p": null,165 "p_stars": "*",166 "ci_lo": null,167 "ci_hi": null,168 "page": 13,169 "confidence": "medium",170 "notes": "Policy impact dummy: distance buffer to the reorganised/landscaped d'Auteuil Street (Old Quebec) for units sold before and resold after the 2005 works; coefficient = change in willingness-to-pay by proximity (DiD), reference > 600 m; only significance stars printed (legend * p<0.05, ** p<0.01, *** p<0.001)"171 },172 {173 "model_id": "T3-m2",174 "var_name_printed": "Network dist., 450 to 600 m (Buffer)",175 "taxonomy_id": "other",176 "x_transform": "other",177 "x_unit": "binary",178 "beta": 0.1353,179 "se": null,180 "t": null,181 "p": null,182 "p_stars": "",183 "ci_lo": null,184 "ci_hi": null,185 "page": 13,186 "confidence": "medium",187 "notes": "Policy impact dummy: distance buffer to the reorganised/landscaped d'Auteuil Street (Old Quebec) for units sold before and resold after the 2005 works; coefficient = change in willingness-to-pay by proximity (DiD), reference > 600 m; only significance stars printed (legend * p<0.05, ** p<0.01, *** p<0.001)"188 },189 {190 "model_id": "T3-m3",191 "var_name_printed": "Euclidean dist., 0 to 150 m (Buffer)",192 "taxonomy_id": "other",193 "x_transform": "other",194 "x_unit": "binary",195 "beta": 0.0102,196 "se": null,197 "t": null,198 "p": null,199 "p_stars": "",200 "ci_lo": null,201 "ci_hi": null,202 "page": 13,203 "confidence": "medium",204 "notes": "Policy impact dummy: distance buffer to the reorganised/landscaped d'Auteuil Street (Old Quebec) for units sold before and resold after the 2005 works; coefficient = change in willingness-to-pay by proximity (DiD), reference > 600 m; only significance stars printed (legend * p<0.05, ** p<0.01, *** p<0.001)"205 },206 {207 "model_id": "T3-m3",208 "var_name_printed": "Euclidean dist., 150 to 300 m (Buffer)",209 "taxonomy_id": "other",210 "x_transform": "other",211 "x_unit": "binary",212 "beta": -0.2476,213 "se": null,214 "t": null,215 "p": null,216 "p_stars": "**",217 "ci_lo": null,218 "ci_hi": null,219 "page": 13,220 "confidence": "medium",221 "notes": "Policy impact dummy: distance buffer to the reorganised/landscaped d'Auteuil Street (Old Quebec) for units sold before and resold after the 2005 works; coefficient = change in willingness-to-pay by proximity (DiD), reference > 600 m; only significance stars printed (legend * p<0.05, ** p<0.01, *** p<0.001)"222 },223 {224 "model_id": "T3-m3",225 "var_name_printed": "Euclidean dist., 300 to 450 m (Buffer)",226 "taxonomy_id": "other",227 "x_transform": "other",228 "x_unit": "binary",229 "beta": 0.0883,230 "se": null,231 "t": null,232 "p": null,233 "p_stars": "",234 "ci_lo": null,235 "ci_hi": null,236 "page": 13,237 "confidence": "medium",238 "notes": "Policy impact dummy: distance buffer to the reorganised/landscaped d'Auteuil Street (Old Quebec) for units sold before and resold after the 2005 works; coefficient = change in willingness-to-pay by proximity (DiD), reference > 600 m; only significance stars printed (legend * p<0.05, ** p<0.01, *** p<0.001)"239 },240 {241 "model_id": "T3-m3",242 "var_name_printed": "Euclidean dist., 450 to 600 m (Buffer)",243 "taxonomy_id": "other",244 "x_transform": "other",245 "x_unit": "binary",246 "beta": 0.0795,247 "se": null,248 "t": null,249 "p": null,250 "p_stars": "",251 "ci_lo": null,252 "ci_hi": null,253 "page": 13,254 "confidence": "medium",255 "notes": "Policy impact dummy: distance buffer to the reorganised/landscaped d'Auteuil Street (Old Quebec) for units sold before and resold after the 2005 works; coefficient = change in willingness-to-pay by proximity (DiD), reference > 600 m; only significance stars printed (legend * p<0.05, ** p<0.01, *** p<0.001)"256 }257 ]258}