【作者】 郑海平；

【导师】 王立杰；

【作者基本信息】 中国矿业大学（北京） ， 管理科学与工程， 2011， 博士

【摘要】 本文以提高国内煤炭企业多元化战略风险控制水平为出发点,对煤炭企业多元化风险产生的内在机理、影响因素和管控措施进行了较为系统的研究。首先按照企业多元化一般理论方法,以国内煤炭A股上市公司为样本,实证分析了煤炭企业多元化与绩效之间的关系,揭示了煤炭企业多元化风险的存在及特点；其次,借鉴企业战略风险分析的一般框架,构建了煤炭企业多元化产生的内在机理分析模型,全面提出多元化风险因素假设,并通过煤炭企业高管访谈和问卷调查,对风险因素假设进行了实证分析；最后,提出煤炭企业多元化风险的分析评价模型,并针对存在的主要风险因素,提出了风险管理的相关对策。更多还原

【Abstract】 The dissertation is based on improving diversification strategic risk control level of the domestic coal companies. It is a systematic study of the inherent mechanism of diversification risk, influencing factors, prevention and control measures. Firstly, the study take a domestic a-share listed company as a sample according to the general diversification theory method. It analyses the relationship between the diversification and performance and reveal the existence of the diversified risk and its characters. Secondly, with the help of the enterprise strategic risk analysis framework, it constructs the inherent analysis model of the coal enterprise diversification and proposes hypotheses on the diversification risks factors. Meanwhile, the hypotheses are analyzed and proved through interview and questionnaire. Finally, the dissertation provides an evaluation model for the coal enterprises’ diversification and put forward the corresponding countermeasures of risk management according to the risk factors.更多还原