Concentration indices.
Example: 12 firms
Change example
Si
Si
2
Si
Si
2
.40
.30
.10
.05
.05
.03
.02
.01
.01
.01
.01
.01
.60
.10
.10
.05
.05
.03
.02
.01
.01
.01
.01
.01
(in %)
(in %)
1600
900
100
25
 25
9
4
1
1
1
1
1
H = 2668
C4 = 0.85
C8 = 0.96
3600
100
100
25
 25
9
4
1
1
1
1
1
C4 = 0.85
C8 = 0.96
H = 3868