1# Global hedonic variable taxonomy (CLAUDE.md §6). Each leaf: id, label, definition, unit family, synonyms (lower-case, substring2# match on the extracted variable name), and the pre-specified primary effect-size family.3A_structural:4 living_area: {label: Living area, definition: interior floor area of the dwelling, unit: m2, family: elasticity_or_semi, synonyms: [living area, floor area, floorspace, floor space, sqft, square feet, square footage, square meters, square metres, m2, m², area, size of house, house size, dwelling size, total area, usable area, gross area, built area, surface, superficie, fläche, wohnfläche, 面积]}5 lot_size: {label: Lot size, definition: land area of the parcel, unit: m2, family: elasticity_or_semi, synonyms: [lot size, lot area, land area, plot size, plot area, parcel size, lot sq, site area, acreage, acres, terrain, grundstück]}6 age: {label: Age, definition: age of the structure in years at sale, unit: years, family: semi_elasticity, synonyms: [age, building age, house age, year built, yearbuilt, vintage, construction year, old]}7 bedrooms: {label: Bedrooms, definition: number of bedrooms, unit: count, family: semi_elasticity, synonyms: [bedroom, bedrooms, beds, number of rooms, rooms, chambres, habitaciones, zimmer]}8 bathrooms: {label: Bathrooms, definition: number of bathrooms, unit: count, family: semi_elasticity, synonyms: [bathroom, bathrooms, baths, full bath, half bath, salle de bain, baños]}9 storeys: {label: Storeys, definition: number of floors of the dwelling or building, unit: count, family: semi_elasticity, synonyms: [stories, storeys, floors, number of floors, two-story, two story, multi-storey, levels]}10 floor_level: {label: Floor level, definition: floor on which an apartment is located, unit: count, family: semi_elasticity, synonyms: [floor level, floor number, storey level, elevated floor, high floor]}11 garage: {label: Garage, definition: presence or number of garage spaces, unit: binary_or_count, family: percentage_premium, synonyms: [garage, carport, garages]}12 parking: {label: Parking, definition: off-street parking spaces, unit: binary_or_count, family: percentage_premium, synonyms: [parking, parking space, parking lot, car space]}13 basement: {label: Basement, definition: presence of a basement, unit: binary, family: percentage_premium, synonyms: [basement, cellar, sous-sol, keller]}14 roof_materials: {label: Roof and building materials, definition: construction materials or roof type, unit: binary, family: percentage_premium, synonyms: [brick, roof, material, concrete, wood frame, stone, siding, tile]}15 renovation: {label: Renovation, definition: recently renovated or remodelled, unit: binary, family: percentage_premium, synonyms: [renovat, remodel, refurbish, rehab, modernis, modernized, updated]}16 heating: {label: Heating, definition: type of heating system, unit: binary, family: percentage_premium, synonyms: [heating, central heat, gas heat, heat pump, chauffage]}17 air_conditioning: {label: Air conditioning, definition: central or any air conditioning, unit: binary, family: percentage_premium, synonyms: [air conditioning, air-conditioning, central air, a/c, aircon, climatisation]}18 energy_efficiency: {label: Energy efficiency, definition: energy performance certificate or rating, unit: binary_or_ordinal, family: percentage_premium, synonyms: [energy, epc, energy label, energy rating, energy efficien, green certif, leed, energy star, dpe, energieausweis]}19 condition: {label: Building condition, definition: assessed condition or quality grade of the structure, unit: ordinal, family: percentage_premium, synonyms: [condition, quality grade, building quality, construction quality, state of repair, good condition, poor condition, dilapidat]}20 dwelling_type: {label: Dwelling type, definition: detached, semi-detached, terraced, apartment indicator, unit: binary, family: percentage_premium, synonyms: [detached, semi-detached, terraced, townhouse, row house, duplex, bungalow, villa, flat, maisonette]}21B_interior:22 kitchen_quality: {label: Kitchen quality, definition: quality or renovation of the kitchen, unit: binary, family: percentage_premium, synonyms: [kitchen]}23 bathroom_quality: {label: Bathroom quality, definition: quality of bathrooms, unit: binary, family: percentage_premium, synonyms: [bathroom quality, luxury bath, master bath]}24 fireplace: {label: Fireplace, definition: presence or number of fireplaces, unit: binary_or_count, family: percentage_premium, synonyms: [fireplace, fire place, chimney, foyer, cheminée, kamin]}25 appliances: {label: Appliances, definition: included appliances, unit: binary, family: percentage_premium, synonyms: [appliance, dishwasher, washer, dryer]}26 flooring: {label: Flooring, definition: flooring type, unit: binary, family: percentage_premium, synonyms: [hardwood, flooring, carpet, parquet, tile floor, marble]}27 insulation: {label: Insulation, definition: insulation quality or double glazing, unit: binary, family: percentage_premium, synonyms: [insulation, double glaz, double-glaz, windows]}28 storage: {label: Storage, definition: storage space or attic, unit: binary, family: percentage_premium, synonyms: [storage, attic, loft, closet]}29 luxury_finishes: {label: Luxury finishes, definition: luxury or high-end finishes, unit: binary, family: percentage_premium, synonyms: [luxury, high-end, granite, upscale]}30 smart_home: {label: Smart-home systems, definition: home automation, unit: binary, family: percentage_premium, synonyms: [smart home, smart-home, automation]}31 accessibility: {label: Accessibility, definition: elevator or accessibility features, unit: binary, family: percentage_premium, synonyms: [elevator, lift, accessib, wheelchair, ascenseur]}32C_exterior:33 pool: {label: Swimming pool, definition: private swimming pool, unit: binary, family: percentage_premium, synonyms: [pool, swimming, piscine, piscina]}34 garden: {label: Garden, definition: private garden or yard, unit: binary_or_area, family: percentage_premium, synonyms: [garden, yard, backyard, jardin, giardino]}35 terrace_balcony: {label: Terrace or balcony, definition: terrace, balcony or patio, unit: binary, family: percentage_premium, synonyms: [terrace, balcony, patio, deck, porch, veranda, balcon]}36 landscaping: {label: Landscaping, definition: landscaping or trees on lot, unit: binary, family: percentage_premium, synonyms: [landscap, trees on lot, tree cover, mature trees]}37 outdoor_kitchen: {label: Outdoor kitchen, definition: outdoor kitchen or barbecue, unit: binary, family: percentage_premium, synonyms: [outdoor kitchen, barbecue, bbq]}38 waterfront: {label: Waterfront, definition: waterfront or water access, unit: binary, family: percentage_premium, synonyms: [waterfront, water front, lakefront, oceanfront, beachfront, riverfront, water access, coastal, shoreline, bord de l'eau]}39 recreation_private: {label: Private recreation, definition: tennis court, gym or sauna, unit: binary, family: percentage_premium, synonyms: [tennis, sauna, gym, spa, jacuzzi, hot tub]}40D_location:41 cbd_distance: {label: Distance to CBD, definition: distance or travel time to the central business district or city centre, unit: km, family: semi_elasticity, synonyms: [cbd, central business district, city center, city centre, downtown, distance to center, distance to centre, centre-ville, zentrum, 市中心]}42 transit_distance: {label: Distance to public transport, definition: distance to rail, metro, bus or station, unit: km, family: semi_elasticity, synonyms: [station, transit, metro, subway, rail, light rail, lrt, brt, bus stop, tram, train, public transport, transport public]}43 school_distance: {label: Distance to schools, definition: distance to nearest school, unit: km, family: semi_elasticity, synonyms: [distance to school, school distance, nearest school, école]}44 university_distance: {label: Distance to university, definition: distance to university or college, unit: km, family: semi_elasticity, synonyms: [university, college, campus]}45 employment_access: {label: Employment accessibility, definition: access to jobs or employment centres, unit: index, family: semi_elasticity, synonyms: [employment, job access, jobs, accessibility index, gravity]}46 hospital_distance: {label: Distance to hospitals, definition: distance to health facilities, unit: km, family: semi_elasticity, synonyms: [hospital, clinic, health facilit, health care]}47 highway_distance: {label: Distance to highways, definition: distance to highway or major road, unit: km, family: semi_elasticity, synonyms: [highway, motorway, freeway, expressway, interstate, major road, arterial, autoroute]}48 commercial_distance: {label: Distance to commercial areas, definition: distance to shopping, retail or commercial centres, unit: km, family: semi_elasticity, synonyms: [shopping, retail, commercial, supermarket, mall, grocery, store, commerce]}49 walkability: {label: Walkability, definition: walk score or pedestrian accessibility, unit: index, family: semi_elasticity, synonyms: [walkability, walk score, walkscore, pedestrian]}50 airport_distance: {label: Distance to airport, definition: distance to airport, unit: km, family: semi_elasticity, synonyms: [airport, aéroport, flughafen]}51E_environment:52 air_pollution: {label: Air pollution, definition: concentration of air pollutants, unit: concentration, family: semi_elasticity, synonyms: [air pollution, pm2.5, pm10, pm 2.5, no2, so2, ozone, particulate, air quality, smog, pollution de l'air]}53 noise: {label: Noise, definition: traffic, aircraft or rail noise exposure, unit: dB, family: semi_elasticity, synonyms: [noise, decibel, db(a), dba, aircraft noise, traffic noise, bruit, lärm]}54 flood_risk: {label: Flood risk, definition: location in a flood zone or flood risk, unit: binary, family: percentage_premium, synonyms: [flood, floodplain, flood zone, flood risk, inundation, inondation, hochwasser]}55 wildfire_risk: {label: Wildfire risk, definition: wildfire hazard exposure, unit: binary_or_index, family: percentage_premium, synonyms: [wildfire, bushfire, fire risk, fire hazard]}56 green_space: {label: Green space and parks, definition: proximity to or share of parks, green space, forests, unit: km_or_share, family: semi_elasticity, synonyms: [park, parks, green space, greenspace, green area, open space, forest, woodland, greenery, ndvi, vegetation, urban green, espace vert, grünfläche]}57 water_quality: {label: Water quality, definition: quality of nearby water bodies, unit: index, family: semi_elasticity, synonyms: [water quality, water clarity, secchi, lake quality, eutrophic]}58 view: {label: View, definition: scenic, water, mountain or city view, unit: binary, family: percentage_premium, synonyms: [view, vista, ocean view, sea view, lake view, mountain view, city view, scenic, vue]}59 sunlight: {label: Sunlight and orientation, definition: orientation, sunlight exposure, unit: binary, family: percentage_premium, synonyms: [sunlight, sun exposure, orientation, south-facing, south facing, daylight, 朝向]}60 urban_heat: {label: Urban heat, definition: temperature or heat exposure, unit: degrees, family: semi_elasticity, synonyms: [heat island, temperature, urban heat, thermal]}61 hazard_site: {label: Hazardous or industrial sites, definition: proximity to landfills, contaminated or industrial sites, power lines, wind turbines, unit: km_or_binary, family: semi_elasticity, synonyms: [landfill, hazardous, contaminat, brownfield, superfund, industrial, power line, transmission line, wind turbine, wind farm, nuclear, incinerator, refinery, pipeline, fracking, oil well]}62 water_proximity: {label: Proximity to water bodies, definition: distance to lake, river, coast (not frontage), unit: km, family: semi_elasticity, synonyms: [distance to coast, distance to lake, distance to river, distance to water, distance to beach, distance to sea]}63F_neighbourhood:64 income: {label: Neighbourhood income, definition: median or mean income of the neighbourhood, unit: currency_or_log, family: elasticity, synonyms: [income, median income, household income, revenu, einkommen]}65 crime: {label: Crime, definition: crime rate or incidents, unit: rate, family: semi_elasticity, synonyms: [crime, homicide, burglar, violent, offence, offense, criminalit, délinquance]}66 density: {label: Population density, definition: population or housing density, unit: per_km2, family: semi_elasticity, synonyms: [density, densit, population per]}67 education_level: {label: Education level, definition: share of residents with higher education, unit: share, family: semi_elasticity, synonyms: [education level, college educated, bachelor, educational attainment, share with degree]}68 school_quality: {label: School quality, definition: test scores, rankings or quality of local schools, unit: score, family: semi_elasticity, synonyms: [school quality, test score, school performance, school rating, school district, pupil, student achievement, école de qualité]}69 demographics: {label: Demographic composition, definition: racial, ethnic, age or immigrant composition, unit: share, family: semi_elasticity, synonyms: [racial, ethnic, minority, black, hispanic, immigrant, foreign-born, elderly, share of]}70 neighbourhood_amenities: {label: Neighbourhood amenities, definition: restaurants, cultural, sports facilities nearby, unit: count_or_km, family: semi_elasticity, synonyms: [restaurant, cafe, amenities, cultural, museum, theatre, sports facilit, playground, library]}71 public_services: {label: Local public services, definition: public service quality or taxes, unit: index, family: semi_elasticity, synonyms: [property tax, tax rate, public service, municipal, fire station, police station]}72 unemployment: {label: Unemployment, definition: local unemployment rate, unit: share, family: semi_elasticity, synonyms: [unemployment, jobless]}73 vacancy: {label: Vacancy, definition: vacancy or abandonment rate, unit: share, family: semi_elasticity, synonyms: [vacancy, vacant, abandoned]}74G_market:75 time_on_market: {label: Time on market, definition: listing duration, unit: days, family: semi_elasticity, synonyms: [time on market, days on market, tom, dom, marketing time, listing duration]}76 liquidity: {label: Market liquidity, definition: turnover, sales volume or absorption, unit: index, family: semi_elasticity, synonyms: [liquidity, turnover, sales volume, inventory]}77 foreclosure: {label: Foreclosure status, definition: foreclosure or REO sale, unit: binary, family: percentage_premium, synonyms: [foreclos, reo, bank-owned, repossess]}78 distressed_sale: {label: Distressed sale, definition: short sale, estate, auction or forced sale, unit: binary, family: percentage_premium, synonyms: [distress, short sale, estate sale, auction, forced sale, fire sale]}79 seller_urgency: {label: Seller urgency, definition: motivated seller indicators, unit: binary, family: percentage_premium, synonyms: [motivated, urgency, relocat, must sell, vacant at sale]}80 mortgage_conditions: {label: Mortgage conditions, definition: financing type or terms, unit: binary, family: percentage_premium, synonyms: [mortgage, financing, cash sale, cash buyer, fha, va loan, seller financing]}81 transaction_timing: {label: Transaction timing, definition: season, month or year of sale, unit: binary, family: percentage_premium, synonyms: [season, quarter, month of sale, year of sale, summer, winter, time dummy]}82H_ai_derived:83 text_sentiment: {label: Text sentiment, definition: sentiment or tone of listing text, unit: index, family: semi_elasticity, synonyms: [sentiment, tone, positive words]}84 renovation_text: {label: Renovation descriptions, definition: renovation mentions in text, unit: binary, family: percentage_premium, synonyms: [renovated (text), remodeled (text), description renovation]}85 architectural_style: {label: Architectural style, definition: style extracted from images or text, unit: binary, family: percentage_premium, synonyms: [architectural style, style, victorian, modern style, colonial]}86 luxury_language: {label: Luxury language, definition: luxury or quality words in text, unit: index, family: semi_elasticity, synonyms: [luxury words, luxury language, quality words, keyword]}87 urgency_language: {label: Urgency language, definition: urgency words in listing text, unit: index, family: semi_elasticity, synonyms: [urgency words, must sell text]}88 image_condition: {label: Image-based condition, definition: property condition scored from photos, unit: index, family: semi_elasticity, synonyms: [image condition, photo condition, visual condition]}89 visual_quality: {label: Visual quality, definition: aesthetic or visual quality score from images, unit: index, family: semi_elasticity, synonyms: [visual quality, aesthetic, attractiveness score, curb appeal, image quality]}90 interior_design: {label: Interior design, definition: interior design features from images, unit: index, family: semi_elasticity, synonyms: [interior design, interior style, interior features]}91 multimodal_embedding: {label: Multimodal embeddings, definition: learned embeddings from text and images, unit: index, family: semi_elasticity, synonyms: [embedding, embeddings, latent features, cnn features]}92