R: horizon h=1 & P\_modern\_z & 0.326$^{***}$ & 0.091 & 14635 & 902.00 \\
R: horizon h=3 & P\_modern\_z & 0.386$^{***}$ & 0.087 & 14636 & 1911.00 \\
R: horizon h=10 & P\_modern\_z & 0.453$^{***}$ & 0.101 & 14639 & 4143.00 \\
R: component y4\_f5 & P\_modern\_z & 1.011$^{***}$ & 0.197 & 10279 & 566.00 \\
R: component y5\_f5 & P\_modern\_z & 0.196 & 0.137 & 10853 & 1460.00 \\
R: component y6\_f5 & P\_modern\_z & 0.245$^{***}$ & 0.094 & 14636 & 2068.00 \\
R: K = PC1 & P\_modern\_pc1\_z & 0.397$^{***}$ & 0.090 & 14637 & 2692.00 \\
R: standardized within year & P\_modern\_within\_year\_z & 0.409$^{***}$ & 0.091 & 14637 & 2692.00 \\
R: D = (log pop + log area)/2 & P\_modern\_area\_z & 0.352$^{***}$ & 0.098 & 11735 & 2359.00 \\
R: years $\geq$ 1900 & P\_modern\_z & 0.394$^{***}$ & 0.092 & 13083 & 2475.00 \\
R: polyarchy not controlled & P\_modern\_z & 0.446$^{***}$ & 0.083 & 14676 & 2706.00 \\
R: + persistence control & P\_modern\_z & 0.390$^{***}$ & 0.089 & 14598 & 2682.00 \\