Concentration degree and Herfindahl Index can be mutually complementary and verified in measuring market concentration degree of expressway industry.

并分析绝对集中度和赫佛因德指数在测算该产业的市场集中度时能够相互补充和验证。

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The assumption about the low market concentration degree in China real estate industry bases on the hypothesis about the national market, don't note local of real estate market.

建立在全国性市场假设基础之上的关于我国房地产业市场集中度较“低”和“过度竞争”的推断，忽视了其本地性。

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For the four-knots power transfer system, it is found by the paper that decreasing market concentration degree will reduce market efficiency (although the cost will not be influenced).

对于四节点输电系统，本论文研究发现，降低市场集中程度将降低市场效率(即使成本不受影响)。

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Third: Your ability to withstand market volatility should determine what percentage of stocks you should own and what degree of diversification is appropriate to mitigate concentration risk.

FORBES: Unbridled Optimism