linping85 Wrote:
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> thanks, if HHI>0.18, does every change of 0.0015,
> government will intervene?
> because HHI=square of market share, you need
> squart.
>
> if your answer is 7 equal size companies, then
> what's the size?
I though govt will interfere with every change of 0.005, since the market is highly concentrated by one or few companies.