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Differences in resource allocations or opportunities that arise within or between countries.
1
vote
Gini coefficients and median / mean income ratio
No, since you can change the Gini coefficient by altering the distribution of incomes in the top half (keeping the total the same) without changing the mean or median income; you can also change the G …
3
votes
Accepted
Are there data for the evolution of global economic inequality
is wide with a Gini index higher than almost all countries or regions
the numbers suggest a global reduction in inequality even when inequality had been increasing within most major countries (especially … China)
the reduction has been small and can easily reverse (either in the future or on re-estimation of the past)
Regional trends and other inequality measures are in Table 3 of the paper, while other …
1
vote
When a country collects data for calculating the Gini index, do they usually neglect single ...
I am not sure this is currently correct as http://www.oecd.org/els/soc/OECDIncomeDistributionDataReview-Korea.pdf says:
Income distribution and poverty indicators for Korea are also available fro …
7
votes
Accepted
Gini index vs Herfindahl index: one increases while the other decreases
In particular the Gini index measures inequality and is strongly affected by the number of individuals with almost nothing, while the Herfindahl index measures the diversity of the shares (for example … the choice in a market) and is almost unaffected by those with almost no share
If $n$ people had equal shares then the Gini index would be $0$, not changing as $n$ increased since inequality would not …