The paper attempts to explain the cause of traffic conjestion using economic, engineering and management theories, proposes its solutions accordingly, and finally summarizes the current issues and future outlooks of the studies on the subject.%从经济学、工程学、管理学三个方面详细综述了交通拥堵问题的成因和对策,最后对交通拥堵研究中存在的问题和未来发展的趋势进行了总结和展望.
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