广电传媒多元化实证研究

多元化战略与企业经济绩效的关系已成为管理界研究的重点．而就多元化对广播电视类上市企业绩效影响的研究还很少，现实中很值得探讨。选择了合适的面板数据模型，建立了个体固定影响的变截距模型，对多元化战略与经济绩效的关系进行了研究。结论显示，目前企业的多元化程度与经济绩效之间并没有显著的相关关系。

Empirical Research of the Plurality of Radio and TV Media

The relationship of diversification and economic performance has been a keystone in management world, but there is still short of researchs of the effect to the radio and TV media economic performance from diversification. This article chooses appropriate data model, build an individual variable intercept model, then make a research on the relationship of diversification and economic performance which suggests that enterprise diversification has no obvious relation with economic performance.