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. 2011 Oct 26;6(10):e25995. doi: 10.1371/journal.pone.0025995

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Vitali et al.

This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are properly credited.

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Economic actors (TNCs and shareholders) are sorted by descending importance, as given by . A data point located at () corresponds to a fraction of top economic actors cumulatively holding the fraction of network control, value or operating revenue. The different curves refer to network control computed with three models (LM, TM, RM), see Appendix S1, Section 3.1, and operating revenue. The horizontal line denotes a value of equal to . The level of concentration is determined by the value of the intersection between each curve and the horizontal line. The scale is semi-log.

Inline graphic — Economic actors (TNCs and shareholders) are sorted by descending importance, as given by . A data point located at () corresponds to a fraction of top economic actors cumulatively holding the fraction of network control, value or operating revenue. The different curves refer to network control computed with three models (LM, TM, RM), see Appendix S1, Section 3.1, and operating revenue. The horizontal line denotes a value of equal to . The level of concentration is determined by the value of the intersection between each curve and the horizontal line. The scale is semi-log.