为揭示气候变化并探索其可能原因，引入了格兰杰因果检验法。
For revealing and exploring climate change and its causes, Granger causality test is introduced in this paper.
采用格兰杰因果分析法，依据需求拉动和技术推动理论，对中国技术交易规模扩张的原因进行了实证检验。
It is applies Granger causality tests to test the causes of China technology markets growth according to technology demand pull and technology push theories.
在实证分析部分，笔者采用协整检验、格兰杰检验、聚类分析法对前文的观点予以了数据上的支持。
During the empirical studies, such approaches as the co-integration test, Granger-causality test and categorization are adopted to support the previous conclusions from the perspective of data.
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