But the results also indicate that there exist idiosyncracy in Chinese stock market compared with the foreign mature market and the theory model.

• 但实证结果与国外成熟市场和理论模型的预测比较发现，中国股市存在特质性：在交易量对波动性的解释能力方面，不同个股、个股与股指之间存在很大不同。