Fourth , the author builds a framework of analyzing the economic effects of population aging and pension system by modeling , which combine both supply side and demand side . then the author describes the mechanism of the modeling . finally , the author estimates practical issues of population aging and pension system in china 首先是建立了反映老龄化综合效应的数理分析模型，该模型构建了分析老龄化综合宏观经济效应的一个分析框架；其次，对老龄化与养老保障经济模型的理论框架及模型运行机制进行了有关的探讨；最后，对模型运行机制进行分析。
Basing on economics and management theories , the thesis analyse important factors of shipping business enterprise logistics strategy alliance , include principle and target followed the alliance mathematic analyse of making up alliance , the alliance scale , validity alliance of establishing , alliance of the value analyse and the risk evaluation , that apply integrate strategy for the shipping business enterprise to set up the logistics strategy alliance , finally , analyzing the tactic aiming at the cosco , and puttting forward the corresponding policy suggestion 基于经济学和管理学的有关理论，本文对航运企业物流战略联盟设计中的重要因素进行了分析，包括联盟遵循的原则和目标、组建联盟的数理分析、联盟规模、有效联盟的建立、联盟的价值分析及风险评估等，为航运企业组建物流战略联盟提供了较为完整的策略指导。最后，针对中远集团发展物流的战略进行分析，并提出了相应的政策建议。
Beginning with the history of prescribed medicine and otc management , the paper analyses the historical data of china otc market and all sorts of influence factors , and on this basis , makes forecast of the development and competitive condition in china otc market from the year 2003 till 2007 by mathematical statistics , illustrating the prospects of the whole otc market , each local market and each sector of otc drugs 本文从对我国非处方药市场的历史数据( 1998 - 2002年)的分析出发，运用数理分析的方法，结合各种影响因素(经济发展水平、用药习惯、消费者教育、新产品开发、广告策略、销售通路等) ，对2003 - 2007年我国非处方药整体市场、各个区域市场以及非处方药各产品小类的发展及竞争状况做出了预测。
