1{2 "record_id": "00fe81644f944eeadcdbef9deb3f1be4026fb701",3 "eligible": false,4 "exclusion_reason": "Aggregate unit of analysis: dependent variable is the (log) mean price per square metre of flats in each of 80 Paris quartiers per year (balanced panel 80 x 14 = 1,120 per flat type), and regressors are quartier-level mean characteristics (shares of flats with one bathroom, maid's room, garage, floor level bands, size bands, construction period, street type, distance to quartier/arrondissement centre). Not property-level hedonic coefficients.",5 "study": {6 "title": "Maximum Likelihood Estimation and Lagrange Multiplier Tests for Panel Seemingly Unrelated Regressions with Spatial Lag and Spatial Errors: An Application to Hedonic Housing Prices in Paris",7 "year": 2010,8 "doi": "10.1016/j.jue.2010.08.007",9 "country": "France",10 "region_city": "Paris (80 quartiers)",11 "sample_start": 1990,12 "sample_end": 2003,13 "property_type": "condo_apartment",14 "price_type": "transaction",15 "data_source": "BIEN database (Chambre des Notaires), >260,000 transactions aggregated to quartier-year means for three flat types (2 rooms, 3 rooms, 4-7 rooms)",16 "document_type": "working_paper",17 "estimators": [18 "SAC"19 ],20 "spatial_method": "SUR panel with spatial lag and spatial error (ML), distance and contiguity weight matrices",21 "time_fe": true,22 "location_fe": false,23 "se_type": "unknown",24 "n_obs_total": 1120,25 "ai_methods": [],26 "notes": "IZA DP No. 5227 (Sept. 2010), published in Journal of Urban Economics 2011 (DOI listed). Tables 11-12 (pp. 47-48 of the dump) report coefficients and t-stats of the three SUR equations (ln mean price per m2) on quartier mean characteristics with random quartier effects and time dummies. Methodological paper; estimates are shadow prices of average attributes at quartier level, so excluded from coefficient synthesis but could be kept qualitatively (spatial SUR panel method)."27 },28 "models": [],29 "coefficients": []30}