媒介系统依赖理论是立足受众、媒介、社会三角结构对效果研究的整合尝试。但随着传播手段和格局的不断发展,依赖理论自身暴露出较明显的局限性并通过诸如依赖关系转向来适应新的变化。去年下半年以来媒介关于经济危机的传播即是依赖理论凸显与转向的最好实证。 Media system dependence theory is based on the audience, media, social triangle structure of the integration of research efforts. However, with the continuous development of means and pattern of communication, the dependence theory itself exposes obvious limitations and adapts to new changes through such as dependency changes. The media’s transmission of the economic crisis since the second half of last year is the best empirical evidence that relies on the theory’s prominence and shift.