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选取若干具有代表性的中外石油公司2003年和2004年两年的生产和经营数据,根据经济计量学中主成分分析法的基本原理,借助SAS统计分析软件,对这些数据进行综合处理,确定所有变量的主成分及其特征向量。在此基础上,构建石油公司生产经营业绩综合评价模型,并从实证的角度出发对中外石油公司的年度业绩进行动态的量化评估和比较分析。这样的评价结果涵盖信息量更大,评价结果也更具科学性。
According to the basic principles of principal component analysis in econometrics and the SAS statistical analysis software, these data are comprehensively processed to determine the production and operation data of all the representative Chinese and foreign oil companies in 2003 and 2004. Principal components of variables and their eigenvectors. On this basis, the paper builds a comprehensive evaluation model of production and operation performance of oil companies, and conducts a dynamic quantitative assessment and comparative analysis on the annual performance of Chinese and foreign oil companies from an empirical point of view. Such evaluation results include more information and more scientific evaluation results.