经济转轨时期投资需求的规模与效率

改革以来我国投资需求的实际变动过程与“钱纳里标准结构”相比 ,显示出很大的差异性 ,突出表现为投资率显著偏高、投资规模过大。这种被人为拉大的投资需求的结果表现为低效率的投资形成过程 ,即存货增加在GDP中的比重过高、投资对经济增长的贡献质量不高。本文从分析我国投资需求规模大而效率低的现象入手 ,指出低效率的政府投资需求过度是造成以上局面的主要原因 ,进而探讨了政府投资规模和范围调整的必要性。

Compared with'Chenery Standard Structure', the actual evolution process of investment demand since China's reform and opening up shows great diversity. The prominent phenomenon is that the ratio of investment is too high and that scale of investment is too large. This artificially expanded investment demand resulted the investment formation process of low efficiency, that is, over-weighted ratio of inventory in GDP and lower contribution of investment to the economic growth. Starting from the fact that the investment demand of China is large in scale and low in efficiency, the article points out that the reason is the low efficient government over investment demand, and discusses the necessity of adjustment of scale and scope of government investment.