Julio:
>> Hari Kumar wrote:
>>
>>
>> gini I understand as a coefficient allowing
>> some guess at level of equality. What is a
>> Hefindahl please?
>> Thanks,
>> Hari
>
> The Herfindahl is the sum of the squared market
> shares.
A kind of garbage, that is. I like the sum of the
cubed market share
Hari Kumar wrote:
gini I understand as a coefficient allowing some guess at level of
equality. What is a Hefindahl please?
Thanks,
Hari
The Herfindahl is the sum of the squared market shares. H = 1 means
"monopoly." H = 1/n (for n very large) means a "perfectly competitive"
market.
Julio
__
Surely it'd be possible to correlate Herfindahls & Ginis, no? Hasn't
someone done this?
Doug"
gini I understand as a coefficient allowing some guess at level of equality.
What is a Hefindahl please?
Thanks,
Hari
