;"Sample: 2007–2017" EDU/EXT;"LOG (GDP)" "EDU (–1)/EXT (–1)";0.520;–2.240 ;(0.162);(2.484) "LOG (GDP (–1))";–0.018;0.481 ;(0.014);(0.209) C;0.211;5.725 ;(0.160);(2.454) "LOG (URALS)";0.009;0.057 ;(0.002);(0.035) "R 2";0.894;0.667 F-statistic;16.909;3.998 Log-likelihood;49.219;21.906 "Akaike criterion";–9.044;–3.581 "Schwarz criterion";–8.923;–3.460 Log-likelihood;71.127 "Akaike information criterion";–12.625 "Schwarz information criterion";–12.383