ResearchBenchmarksStructural concentration measurement on WIOD production network 2014Follow0.0321HHIHHI0.0304950.0312980.03210.032903Mar 23, 2026Evaluation ResultsMethodMethodLinksHHIGiniNCIHHIThreshold (theta)=0.01Threshold (theta)=0.012026.030.0321——GiniThreshold (theta)=0.01Threshold (theta)=0.012026.03—0.471—NCIThreshold (theta)=0.01Threshold (theta)=0.012026.03——0.0777