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基于中国股指开盘价差与缺口的统计分析和实证研究

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本文采用统计分析、假设检验和回归模型,基于历史数据深入探讨了中国股市指数中的开盘价差率和缺口现象的特征和相关假说,并验证了 13个相关假说.研究结果发现,价格缺口的方向性和开盘价差率的变动幅度与市场的某些关键特性存在显著的相关性,缺口现象对当日成交量和成交额变化率也存在显著影响.此外,通过选股回测验证了开盘价差率作为选股因子的有效性.本文为理解股市行为提供了新的视角,对投资决策和市场分析具有重要意义.
Empirical Study of Opening Price Gaps and Price Disparities in Chinese Stock Indices
This study employs statistical analysis,hypothesis testing,and regression modeling to delve into the char-acteristics of opening price spreads and gap phenomena in the stock indices of Chinese mainland stock market based on his-torical data.It rigorously tests related hypotheses.The findings reveal a significant correlation between the directionality of price gaps and the fluctuation range of opening price spreads with certain key market characteristics.Moreover,the gap phenomena have a significant impact on the daily volume and turnover rate changes.Additionally,the effectiveness of u-sing opening price spread as a stock selection factor was validated through back-testing.This research offers a new perspec-tive on understanding stock market behavior,holding significant implications for investment decisions and market analysis.

Overnight ReturnRate of Opening Price GapTrading StrategyEfficient Market HypothesisStock Market Anomaly

司元成

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复旦大学 上海 200433

隔夜收益 开盘价差率 交易策略 有效市场假说 股市异常

2024

中国证券期货
北京喀斯特经济评介中心 北京亚布力企业发展策划有限公司

中国证券期货

ISSN:1008-0651
年,卷(期):2024.(3)