A Systems View Across Time and Space
Table 2 Spearman’s correlation coefficients on GPP criteria pairs
From: The role of Green Public Procurements in energy transition: the case of Western Macedonia
Electricity, Waste Water Infrastructure | Electricity, Road Transport | Waste Water Infrastructure, Road Transport | |
|---|---|---|---|
Correlation coefficient rs | 0.754* | 0.124 | 0.422 |
Sig. (2-tailed) | 0.000 | 0.582 | 0.050 |
N | 31 | 31 | 31 |
Electricity. Road Lighting and Traffic Signals | Road Transport. Road Lighting and Traffic Signals | Waste water Infrastructure. Road Lighting and Traffic Signals | |
|---|---|---|---|
Correlation | |||
Coefficient rs | 0.293 | 0.745* | 0.676* |
Sig. (2-tailed) | 0.184 | 0.000 | 0.000 |
N | 31 | 31 | 31 |