& \multicolumn{1}{c}{(1)} & \multicolumn{1}{c}{(2)} & \multicolumn{1}{c}{(3)} \\ \midrule \emph{First Control Set} & & & \\ Variable 1 & 1.85\sym{***} & 0.92\sym{***} & 1.11\sym{***} \\ & (0.34) & (0.24) & (0.14) \\ Variable 2 & 0.07\sym{***} & 0.07\sym{***} & 0.07\sym{***} \\ & (0.01) & (0.02) & (0.01) \\ Variable 3 & -0.02 & -0.01\sym{**} & -0.01\sym{**} \\ & (0.01) & (0.00) & (0.00) \\ \emph{Second Control Set} & & & \\ Variable 4 & -0.50\sym{*} & 0.28\sym{**} & -0.28\sym{**} \\ & (0.23) & (0.08) & (0.08) \\ Variable 5 & -0.31\sym{***} & -0.22\sym{***} & -0.22\sym{***} \\ & (0.06) & (0.02) & (0.02) \\ \midrule AIC & \multicolumn{1}{c}{60000} & \multicolumn{1}{c}{60000} & \multicolumn{1}{c}{60000} \\ Observations & \multicolumn{1}{c}{50000} & \multicolumn{1}{c}{50000} & \multicolumn{1}{c}{50000} \\