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京津沪渝四大直辖市在我国经济社会发展中具有特殊重要性。本文基于1993-2009年统计数据,考察了四大直辖市在经济产出、要素弹性和回报率等方面的差异及其变化趋势,发现不仅重庆和其他三市经济特征差异显著,而且同属东部沿海的京津沪之间也具有明显不同的要素产出弹性和回报率。同时,本文为比较直辖市的资源配置效率和经济特征提供了视角。
The four municipalities directly under the Central Government in Beijing, Tianjin, Shanghai and Chongqing are of special importance in the economic and social development in our country. Based on the statistical data of 1993-2009, this paper examines the differences and trends in the economic output, factor elasticity and rate of return of the four major municipalities and finds that not only are the economic characteristics of Chongqing and other three cities significantly different, but also belong to the eastern coastal areas Beijing, Tianjin and Shanghai also have significantly different elements of output elasticity and return. At the same time, this article provides a perspective for comparing the efficiency of resource allocation and economic characteristics of municipalities directly under the central government.