Input i | Input j | |||
Labor | Capital | Energy | Material | |
Labor | −0.236 (0.139) | 1.091 (0.250)*** | 2.183 (0.574)*** | −0.189 (0.077)** |
Capital |
| −5.508 (0.797)*** | −6.104 (1.526)*** | 0.831 (0.165)*** |
Energy |
| −13.847 (7.327*** | 0.573 (0.333) | |
Material | Symmetric | −0.096 (0.064) |