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Table 6 Spearman rank correlations among the efficiency scores obtained by different techniques

From: A competitive analysis of EU ports by fixing spatial and economic dimensions

 

DEA_VRS_OUT

DEA_VRS_IN

DEA_CRS

DEA_VRS_OUT

1

  

DEA_VRS_IN

1

1

 

DEA_CRS

0.969a

0.969a

1

SFA_TR_LG

0.185

0.185

0.569*

  1. Notes: * Spearman correlation is significant at the 0.05 level (2-tailed); a Spearman correlation is significant at the 0.01 level (2-tailed)