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采用1992～2005年中国GDP的数据,测算了同期中国信息产业增加值,利用Granger因果关系检验、协整检验与误差修正模型等计量方法,对信息产业与GDP的关系进行了检验,结果发现它们之间存在单向长期稳定的关系,信息产业的发展对GDP的增长起着明显的促进作用,而GDP对信息产业发展的促进作用不明显。
Using the data of China’s GDP from 1992 to 2005, the added value of China’s information industry was calculated over the same period. Based on the Granger causality test, cointegration test and error correction model, the relationship between the information industry and GDP was tested. As a result, they were found There is a one-way long-term and stable relationship between the development of the information industry on the GDP growth played a significant role in promoting, and GDP to promote the development of the information industry is not obvious.