\begin{tabular}{*{3}{l}}
\hline
                  & Public & Private   \tabularnewline
                   &Estimate   &Estimate \tabularnewline
                 &(S.E.)   &(S.E.) \tabularnewline
 \hline
 \hline
   (Intercept)     &38.459*** &48.674*** \tabularnewline
                 &(1.978)   &(1.607)  \tabularnewline
   instcstP1000    &1.663*** &1.815*** \tabularnewline
                 &(0.263)   &(0.157)  \tabularnewline
 \hline
 N                 &422       &733       \tabularnewline
 RMSE             &14.598   &16.124   \tabularnewline
 $R^2$             &0.087   &0.154   \tabularnewline
 \hline
\hline
 
 \multicolumn{3}{c}{${*  p}\le 0.05$${*\!\!*  p}\le 0.01$${*\!\!*\!\!*  p}\le 0.001$}\tabularnewline
 \end{tabular}