From: A study on the dynamic comparison of logistics industry’s correlation effects in China
Year | Transportation industry, warehouse industry, and post industry | Post industry | ||
---|---|---|---|---|
Ranking | Influence coefficient | Ranking | Influence coefficient | |
1997 | 34 | 0.831571 | 33 | 0.861454 |
2002 | 27 | 0.935070 | 19 | 1.045899 |
2007 | 30 | 0.884366 | 31 | 0.855527 |
2010 | 26 | 0.926670 | 25 | 0.932087 |