The paper brings to light the value of the different sub - objectives contributing in the function of financial synthetic objective in a financial synthetic profit model through analyzing the volumes and slopes of the two - dimensional vector . the theoretical basis of the synthetic profits of enterprises participating inte rnational securities market financing has been brought out 同时构建了融资综合收益理论模型,并对该模型进行二维向量分析,通过对二维向量的模和斜率的分析,揭示了企业融资综合收益模型的融资目标函数中各子目标函数权重对其贡献的大小。