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【摘 要】
：
从成本和资源利用效率来讲，郊区应该是低密度住宅，郊区化是富裕的郊区化，而不是穷人的郊区化，这样的公共选择既是私人效率最大化，也是公共效率的最大化。 在前几篇文章中，我分析了导致我国城市交通拥堵的三个原因，即人口过度分散于郊区导致交通流的过度放大、交通路网结构不合理大大降低了交通运行效率及错把公交优先当作公共汽车优先而大大降低了公共交通效率。这里，我想重点分析导致我国城市交通拥堵的第四大原因：住房
【出 处】
：
南风窗
【发表日期】
：
2011年10期
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