The contradiction of urban supply and demand is primal problem about traffic congestion, the paper on the point of view from traffic supply management, consulting practical experience at home and abroad, bringing forward the solutions.

• 城市交通供给与需求之间的矛盾是引发城市交通拥挤和堵塞的主要问题,从交通需求管理的角度出发,结合国内外城市的实践经验,提出解决城市交通拥挤的对策。