Abstract: By means of the weight regression and elastic coefieint analysis, this paper proposes the quantification modes about public traffic capasity increment to city expansion and economics development, and according to them, we aecornolished the anticipation of paseenger demand and the allocation of the relevant capacity in Xian city with a good.

Key words: Public traffic capacity, weighting regression, elastic coefficient

摘要： 本文采用加权回归分析及弹性系数分析方法,建立了城市发展、经济发展对公共交通能力增长的量化模型,并依此为据进行了西安市公交客运需求的预测和相应的公交能力配置,收到了较好的效果。

关键词: 公共交通能力, 加权回归, 弹性系数