| Variables | AGR | GREEN | TFP | lnPGDP | REV | IND | lnUNE | 
| AGR | 1 | 
 | 
 | 
 | 
 | 
 | 
 | 
| GREEN | 0.5338*** | 1 | 
 | 
 | 
 | 
 | 
 | 
| TFP | 0.4295*** | 0.2199*** | 1 | 
 | 
 | 
 | 
 | 
| lnPGDP | 0.7689*** | 0.5506*** | 0.5560*** | 1 | 
 | 
 | 
 | 
| REV | −0.3396*** | −0.1453* | −0.3431*** | −0.3595*** | 1 | 
 | 
 | 
| IND | −0.6201*** | −0.2334*** | −0.5726*** | −0.8705*** | 0.3931*** | 1 | 
 | 
| lnUNE | 0.3645*** | −0.0547 | 0.1938** | 0.3834*** | −0.098 | −0.4449*** | 1 |