Dependent Variable: Y Method: Least Squares Date: 11/22/17 Time: 22:03 Sample: 1960 1982 Included observations: 23 Variable Coefficient Std. Error t-Statistic Prob. C 36.30322 3.867471 9.386812 0.0000 X1 0.002101 0.003190 0.658788 0.5184 X2 -0.636353 0.164748 -3.862585 0.0011 X3 0.217663 0.058102 3.746221 0.0015 X4 0.097555 0.041223 2.366548 0.0294 R-squared 0.939196 Mean dependent var 39.71304 Adjusted R-squared 0.925683 S.D. dependent var 7.449668 S.E. of regression 2.030858 Akaike info criterion 4.444454 Sum squared resid 74.23895 Schwarz criterion 4.691301 Log likelihood -46.11123 Hannan-Quinn criter. 4.506536 F-stati...