Table 9 Analysis of residual for Norway
From: Short sea shipping: a statistical analysis of influencing factors on SSS in European countries
Total SSS volume | |||
|---|---|---|---|
Variables | Value | Coefficient | ΔSSS volume |
Constant |  | −0.532 | 0 |
Number of Large SSS Ports [port] | 4 | 16.877 | 67.5 |
GDP per Head [1000 euro] | 78.050 | 1.419 | 110.8 |
Estimated total SSS volume [million ton] | 178.3 | ||
Observed total SSS volume [million ton] | 147.4 | ||
Residual/SSS Potential [million ton] | 30.9 | ||