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The Impact Of The Oil Market On The Socio-Economic Development Of Russia

Table 5: Results of calculations of market concentration indices CR-3, CR-4, Herfindahl-Hirschman index (HHI), Hall-Teidman index (HT)

Indexes 2015 2016 2017 2018 2019
CR-3 65.94 64.16 69.03 68.36 67.98
CR-4 77.05 75.47 80.10 79.31 78.83
HHI 1906.96 1861.69 2253.08 2239.86 2209.70
HT 0.34 0.34 0.33 0.33 0.34
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