Correlation matrix of inputs and outputs
| (1) | (2) | (3) | (4) | (5) | |
|---|---|---|---|---|---|
| (1) Number of employees | 1.000 | ||||
| (2) Number of vessels | 0.660*** | 1.000 | |||
| (3) Operating cost | 0.317*** | 0.066 | 1.000 | ||
| (4) Revenue | −0.151 | −0.021 | 0.220* | 1.000 | |
| (5) CO2 emission intensity | −0.205* | −0.241** | −0.540*** | −0.356*** | 1.000 |
| (1) | (2) | (3) | (4) | (5) | |
|---|---|---|---|---|---|
| (1) Number of employees | 1.000 | ||||
| (2) Number of vessels | 0.660*** | 1.000 | |||
| (3) Operating cost | 0.317*** | 0.066 | 1.000 | ||
| (4) Revenue | −0.151 | −0.021 | 0.220* | 1.000 | |
| (5) CO2 emission intensity | −0.205* | −0.241** | −0.540*** | −0.356*** | 1.000 |
Note(s): *** Significant at 1%, ** Significant at 5% and * Significant at 10%
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