\begin{longtable}{p{6cm}p{4cm}r}
\caption{Global hedonic variable taxonomy and extraction counts (studies / coefficient rows)}\label{tab:taxonomy}\\
\toprule
Characteristic & primary effect-size family & studies / coefficients \\
\midrule
\endfirsthead
\multicolumn{3}{l}{\textit{(continued)}}\\
\toprule
Characteristic & primary effect-size family & studies / coefficients \\
\midrule
\endhead
\bottomrule
\endfoot
\textbf{A. Structural} &  &  \\
\quad Living area & elasticity or semi & 181 / 1181 \\
\quad Lot size & elasticity or semi & 64 / 469 \\
\quad Age & semi elasticity & 150 / 1468 \\
\quad Bedrooms & semi elasticity & 117 / 649 \\
\quad Bathrooms & semi elasticity & 94 / 613 \\
\quad Storeys & semi elasticity & 41 / 373 \\
\quad Floor level & semi elasticity & 63 / 438 \\
\quad Garage & percentage premium & 41 / 236 \\
\quad Parking & percentage premium & 33 / 181 \\
\quad Basement & percentage premium & 20 / 79 \\
\quad Roof and building materials & percentage premium & 23 / 272 \\
\quad Renovation & percentage premium & 17 / 191 \\
\quad Heating & percentage premium & 27 / 144 \\
\quad Air conditioning & percentage premium & 16 / 71 \\
\quad Energy efficiency & percentage premium & 21 / 228 \\
\quad Building condition & percentage premium & 59 / 695 \\
\quad Dwelling type & percentage premium & 55 / 461 \\
\textbf{B. Interior} &  &  \\
\quad Kitchen quality & percentage premium & 9 / 40 \\
\quad Bathroom quality & percentage premium & 3 / 9 \\
\quad Fireplace & percentage premium & 21 / 183 \\
\quad Appliances & percentage premium & 1 / 7 \\
\quad Flooring & percentage premium & 4 / 27 \\
\quad Insulation & percentage premium & 3 / 17 \\
\quad Storage & percentage premium & 9 / 35 \\
\quad Luxury finishes & percentage premium & 3 / 8 \\
\quad Smart-home systems & percentage premium & 0 / 0 \\
\quad Accessibility & percentage premium & 33 / 149 \\
\textbf{C. Exterior} &  &  \\
\quad Swimming pool & percentage premium & 22 / 87 \\
\quad Garden & percentage premium & 13 / 46 \\
\quad Terrace or balcony & percentage premium & 31 / 186 \\
\quad Landscaping & percentage premium & 5 / 21 \\
\quad Outdoor kitchen & percentage premium & 0 / 0 \\
\quad Waterfront & percentage premium & 11 / 79 \\
\quad Private recreation & percentage premium & 6 / 19 \\
\textbf{D. Location} &  &  \\
\quad Distance to CBD & semi elasticity & 86 / 516 \\
\quad Distance to public transport & semi elasticity & 91 / 932 \\
\quad Distance to schools & semi elasticity & 43 / 225 \\
\quad Distance to university & semi elasticity & 13 / 58 \\
\quad Employment accessibility & semi elasticity & 18 / 212 \\
\quad Distance to hospitals & semi elasticity & 27 / 103 \\
\quad Distance to highways & semi elasticity & 35 / 204 \\
\quad Distance to commercial areas & semi elasticity & 39 / 234 \\
\quad Walkability & semi elasticity & 3 / 23 \\
\quad Distance to airport & semi elasticity & 6 / 23 \\
\textbf{E. Environment} &  &  \\
\quad Air pollution & semi elasticity & 12 / 146 \\
\quad Noise & semi elasticity & 12 / 133 \\
\quad Flood risk & percentage premium & 13 / 201 \\
\quad Wildfire risk & percentage premium & 1 / 19 \\
\quad Green space and parks & semi elasticity & 64 / 704 \\
\quad Water quality & semi elasticity & 6 / 135 \\
\quad View & percentage premium & 28 / 275 \\
\quad Sunlight and orientation & percentage premium & 20 / 138 \\
\quad Urban heat & semi elasticity & 2 / 6 \\
\quad Hazardous or industrial sites & semi elasticity & 25 / 156 \\
\quad Proximity to water bodies & semi elasticity & 38 / 360 \\
\textbf{F. Neighbourhood} &  &  \\
\quad Neighbourhood income & elasticity & 33 / 175 \\
\quad Crime & semi elasticity & 18 / 302 \\
\quad Population density & semi elasticity & 38 / 261 \\
\quad Education level & semi elasticity & 11 / 50 \\
\quad School quality & semi elasticity & 24 / 245 \\
\quad Demographic composition & semi elasticity & 26 / 480 \\
\quad Neighbourhood amenities & semi elasticity & 41 / 665 \\
\quad Local public services & semi elasticity & 24 / 165 \\
\quad Unemployment & semi elasticity & 6 / 43 \\
\quad Vacancy & semi elasticity & 4 / 12 \\
\textbf{G. Market} &  &  \\
\quad Time on market & semi elasticity & 2 / 70 \\
\quad Market liquidity & semi elasticity & 3 / 41 \\
\quad Foreclosure status & percentage premium & 1 / 3 \\
\quad Distressed sale & percentage premium & 1 / 9 \\
\quad Seller urgency & percentage premium & 0 / 0 \\
\quad Mortgage conditions & percentage premium & 0 / 0 \\
\quad Transaction timing & percentage premium & 13 / 114 \\
\textbf{H. AI-derived} &  &  \\
\quad Text sentiment & semi elasticity & 0 / 0 \\
\quad Renovation descriptions & percentage premium & 0 / 0 \\
\quad Architectural style & percentage premium & 2 / 16 \\
\quad Luxury language & semi elasticity & 0 / 0 \\
\quad Urgency language & semi elasticity & 0 / 0 \\
\quad Image-based condition & semi elasticity & 1 / 180 \\
\quad Visual quality & semi elasticity & 1 / 40 \\
\quad Interior design & semi elasticity & 0 / 0 \\
\quad Multimodal embeddings & semi elasticity & 3 / 21 \\
\end{longtable}