\begin{table}[!htbp]
   \centering
   \footnotesize
   \caption{Sorting Effects on Minority Ratio}
   \label{table:corr_min_rate}
   \begin{threeparttable}
      \begin{tabular}{lcccccc}
            \tabularnewline \midrule \midrule
             & \multicolumn{3}{c}{Propensity Score Matched} & \multicolumn{3}{c}{Matched by County} \\ 
             \cmidrule(lr){2-4} \cmidrule(lr){5-7}
            Model                                     & (1)              & (2)              & (3)             & (4)              & (5)              & (6)\\  
            \midrule
         Constant                 & 0.7399$^{***}$  &                 &                       & 0.7656$^{***}$  &                 &   \\   
                                  & (0.1042)        &                 &                       & (0.1305)        &                 &   \\   
         New Site                 & 0.0347$^{**}$   & 0.0211          & 0.0072                & 0.0420$^{***}$  & 0.0265$^{*}$    & 0.0112\\   
                                  & (0.0151)        & (0.0155)        & (0.0119)              & (0.0158)        & (0.0158)        & (0.0114)\\   
         Income per Capita        & -0.0058$^{***}$ & -0.0059$^{***}$ & -0.0059$^{***}$       & -0.0060$^{***}$ & -0.0061$^{***}$ & -0.0060$^{***}$\\   
                                  & (0.0007)        & (0.0007)        & (0.0005)              & (0.0006)        & (0.0006)        & (0.0006)\\   
         High School Grad. Rate   & -0.4226$^{***}$ & -0.4217$^{***}$ & -0.2183$^{**}$        & -0.2490$^{**}$  & -0.2486$^{**}$  & -0.1884$^{*}$\\   
                                  & (0.0934)        & (0.0942)        & (0.1019)              & (0.0978)        & (0.0980)        & (0.0976)\\   
         Median Housing Value     & 0.0030$^{***}$  & 0.0030$^{***}$  & 0.0006$^{*}$          & 0.0020$^{***}$  & 0.0020$^{***}$  & 0.0004\\   
                                  & (0.0006)        & (0.0006)        & (0.0003)              & (0.0006)        & (0.0006)        & (0.0004)\\   
         Current Elec. Cap.       & -0.0406$^{***}$ & -0.0405$^{***}$ & -0.0359$^{***}$       & -0.0598$^{***}$ & -0.0596$^{***}$ & -0.0437$^{***}$\\   
                                  & (0.0076)        & (0.0076)        & (0.0063)              & (0.0137)        & (0.0137)        & (0.0078)\\   
         Newly Retired Elec. Cap. & -0.0070         & -0.0132         & -0.0260$^{**}$        & -0.0400         & -0.0449         & -0.0482\\   
                                  & (0.0394)        & (0.0390)        & (0.0124)              & (0.0560)        & (0.0565)        & (0.0304)\\   
         Population Density       & 0.0149$^{***}$  & 0.0149$^{***}$  & $5.31\times 10^{-5}$  & 0.0065$^{***}$  & 0.0066$^{***}$  & 0.0007\\   
                                  & (0.0048)        & (0.0047)        & (0.0032)              & (0.0017)        & (0.0017)        & (0.0015)\\   
         Max. Temperature         & -0.0089$^{**}$  & -0.0087$^{**}$  & -0.0099$^{***}$       & -0.0165$^{***}$ & -0.0163$^{***}$ & -0.0088$^{***}$\\   
                                  & (0.0037)        & (0.0038)        & (0.0033)              & (0.0051)        & (0.0051)        & (0.0023)\\   
         Min. Temperature         & 0.0191$^{***}$  & 0.0189$^{***}$  & 0.0233$^{***}$        & 0.0249$^{***}$  & 0.0246$^{***}$  & 0.0179$^{***}$\\   
                                  & (0.0041)        & (0.0041)        & (0.0044)              & (0.0051)        & (0.0051)        & (0.0039)\\   
         GROUP $=$ Treated        & -0.0256         & -0.0181         & -0.0058               & -0.0545$^{**}$  & -0.0463$^{*}$   & 0.0077\\   
                                  & (0.0218)        & (0.0218)        & (0.0145)              & (0.0254)        & (0.0252)        & (0.0107)\\   
            \midrule
            Group Dummy                               & Yes              & Yes              & Yes             & Yes              & Yes              & Yes\\  
            Year FE                                   & No               & Yes              & Yes             & No               & Yes              & Yes\\  
            County FE                                 & No               & No               & Yes             & No               & No               & Yes\\  
         Observations             & 33,266          & 33,266          & 33,266                & 216,069         & 216,069         & 216,069\\  
         R$^2$                    & 0.2939          & 0.2967          & 0.6652                & 0.2871          & 0.2901          & 0.5287\\  
         Within R$^2$             &                 & 0.2965          & 0.2642                &                 & 0.2898          & 0.2649\\  
            \midrule
      \end{tabular}
   \begin{tablenotes}[flushleft]
      \footnotesize
      \item Minority ratio is the share of minority population over the entire population. Clustered (County FIPS) standard errors in parentheses. Signif. Codes: *** p$<$0.01, ** p$<$0.05, * p$<$0.1.
   \end{tablenotes}
   \end{threeparttable}
\end{table}
