1994-96 | 2014-16 | ||||||
Variable | DF | Parameter Estimate | t Value | Pr > |t| | Parameter Estimate | t Value | Pr > |t| |
Intercept | 1 | 27.73 | 3.48 | 0.00 | 42.17 | 3.29 | 0.0031 |
lexp | 1 | −0.19 | −0.83 | 0.41 | −0.22 | −1.01 | 0.3220 |
lgcf | 1 | −0.09 | −0.20 | 0.84 | 0.38 | 0.74 | 0.4639 |
lemp_prod | 1 | −0.80 | −3.60 | 0.00 | −0.84 | −2.84 | 0.0091 |
llife_ex | 1 | −4.23 | −1.98 | 0.05 | −7.67 | −2.36 | 0.0265 |
lupp | 1 | 0.35 | 0.79 | 0.43 | 0.16 | 0.29 | 0.7738 |
lhepu | 1 | 0.01 | 0.04 | 0.97 | 0.28 | 0.96 | 0.3463 |