In this text all the method of the qualitative and quantitative ,the macroscopic and microcosmic , the amount and structure ,the static and dynamic ,have been adoped in combining together .

• 本文采用了定量与定性、宏观与微观、总量与结构、静态与动态相结合的分析方法，并对有关理论和实证问题进行进一步探索，概括为以下几个方面：