\begin{tabular}{l*{3}{c}} 
\\[-1.8ex]\hline \hline \\[-1.8ex] 
& \multicolumn{3}{c}{Reduced-Form RD}
 \\ \midrule
                    &\multicolumn{1}{c}{Fires}&\multicolumn{1}{c}{Fires (wt)}&\multicolumn{1}{c}{PM 2.5 (wt)}\\
\midrule
Above threshold     &       0.329\sym{*}  &       0.411\sym{**} &       0.105\sym{**} \\
                    &     (0.175)         &     (0.178)         &     (0.045)         \\
\midrule
Observations        &      133788         &      133788         &      133788         \\
R-squared           &       0.197         &       0.203         &       0.948         \\
\hline \hline \\[-1.8ex] 
\multicolumn{4}{p{\linewidth}}{\small 
\noindent \textit{Note}: Dependent 
variable indicated in column header. 
All models include district-threshold 
and year FE. Columns 2--3 use 
triangular kernel weights. Std.\ errors 
clustered at village level. 
* p$<$0.10, ** p$<$0.05, 
*** p$<$0.01.} 
\end{tabular}
