\begin{table}[t]\centering
\caption{Robustness of key implicit prices across samples}
\label{tab:robustness}
\begin{threeparttable}
\begin{tabular}{lccccc}
\toprule
Sample / specification & $N$ & $R^2$ & $\ln$ area & Full bath & $\ln$ lot \\
\midrule
Baseline (all residential) & 140,931 & 0.767 & \makecell{0.547\\\scriptsize(0.009)} & \makecell{0.109\\\scriptsize(0.004)} & \makecell{0.030\\\scriptsize(0.004)} \\
Houses only & 82,334 & 0.762 & \makecell{0.513\\\scriptsize(0.010)} & \makecell{0.103\\\scriptsize(0.004)} & \makecell{0.055\\\scriptsize(0.003)} \\
Condominiums only & 57,857 & 0.813 & \makecell{0.619\\\scriptsize(0.017)} & \makecell{0.121\\\scriptsize(0.005)} & \makecell{0.005\\\scriptsize(0.003)} \\
Price trimmed 0.5/99.5\% & 139,552 & 0.765 & \makecell{0.536\\\scriptsize(0.009)} & \makecell{0.107\\\scriptsize(0.003)} & \makecell{0.028\\\scriptsize(0.003)} \\
FSAs with $\geq$50 listings & 130,590 & 0.760 & \makecell{0.542\\\scriptsize(0.010)} & \makecell{0.109\\\scriptsize(0.004)} & \makecell{0.030\\\scriptsize(0.004)} \\
ON/QC/BC only & 109,313 & 0.762 & \makecell{0.532\\\scriptsize(0.010)} & \makecell{0.096\\\scriptsize(0.004)} & \makecell{0.030\\\scriptsize(0.003)} \\
\bottomrule
\end{tabular}
\begin{tablenotes}\footnotesize\item Notes: Each row re-estimates the grand FSA-fixed-effects model on a different sample. Cluster-robust (FSA) standard errors in parentheses. The size elasticity and bathroom premium are stable across all cuts.
\end{tablenotes}
\end{threeparttable}
\end{table}