第三章主要研究了交易量与价格变动之间的动态关系，主要研究方法是格兰杰因果性检验。
In the third chapter, causality tests are used to examine the relationship between the return rate and trading volume.
第三章主要研究了交易量与价格变动之间的动态关系，主要研究方法是格兰杰因果性检验。
In the third chapter, causality tests are used to examine the relationship between the return rate and trading volume.
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