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| Variables | (1) | (2) | (3) | (4) | (5) |
| (1) Land productivity | 1.000 | ||||
| (2) labor productive | 0.901 | 1.000 | |||
| (3) fertilizer productivity | -0.010 | -0.008 | 1.000 | ||
| (4) Cereal yield kg/hectare | 0.728 | 0.577 | -0.014 | 1.000 | |
| (5) CO2emissionskt | -0.053 | -0.085 | -0.011 | 0.397 | 1.000 |
Source: own computation STATA 17
