上海现代信息服务业关联效应与波及效应研究——基于投入产出模型的实证分析

Research About Correlation Effect and Ripple Effect of Modern Information Services Industry in Shanghai——Positive analysis based on input-output model

现代信息服务业是国民经济的基础性、先导性和战略性产业,现代信息服务业快速发展,已成为世界经济增长的新动力。发展现代信息服务业是上海产业结构升级的方向,也是转变上海经济发展方式的重要标志。投入产出法是从数量方面考察国民经济或企业内各部门之间生产与分配的数量依存关系的方法。论文利用投入产出分析方法研究了现代信息服务业对国民经济的影响力,包括通过关联效应分析方法研究其与其他产业之间存在的关联性和通过波及效应分析方法研究现代信息服务业对国民经济的带动影响。

Modem information service national economy. The rapid development impetus to world economic growth. To industry is the basic, guiding and strategic industries of the of modem information service industry has become a new greatly develop modem information service industry is the direction of upgrading the industrial structure of Shanghai, also an important indicator of Shanghai economic development changes. Input-output model is used to investigate the dependency relationship between the national economy and the various enterprises in production and distribution quantitatively. This article use input-output analysis to study the impact of modem information service on the national economy, including the associated analysis methods to analyze its relationship with other industries and the ripple effeet analysis to analyze the driven effect of modem information service industry on the national economy.