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Table 3 Results of the econometric analysis of determinants of port efficiency
From: Ranking and causes of inefficiency of container seaports in South-Eastern Europe
Variable | Tobit regression | Bootstrap truncated regression | ||
|---|---|---|---|---|
Coefficient | Prob > |z| | Coefficient | Prob > |z| | |
Port area (km2 in logarithm) | 0.146 | 0.127 | 0.211 | 0.040 |
Population (in 000s in logarithm) | 0.030 | 0.969 | −0.043 | 0.622 |
Per-capita GDP (in 000 Euros) | 0.607 | 0.133 | 0.751 | 0.473 |
Distance from Suez (in km) | −0.001 | 0.087 | −0.002 | 0.030 |
Private | 0.257 | 0.129 | 0.467 | 0.040 |
Sigma | 0.273 | 0.048 | 0.349 | 0.000 |