资本投入对我国经济增长的影响——基于拓展的MRW框架的分析

本文基于同时包含物质资本、教育资本、健康资本和R&D资本的拓展的MRW框架,根据我国31个省(市、自治区)1998~2007年的数据,考察了资本投入对我国人均实际产出以及经济增长的影响。研究发现,物质资本投资、教育投资和R&D投资对我国人均实际产出以及经济增长具有显著的促进作用,健康投资对产出水平有显著的促进作用,但对经济增长的影响不显著。在此基础上,本文估算了我国总量的生产函数以及资本投资的回报率。此外,本文还将全要素生产率内生化,进一步考察了资本投入对我国人均实际产出与经济增长的影响。

The Impact of Capital Input on Economic Growth

Based on an expanded MRW framework,we try to find the impact of the capital input on economic growth with the data of 31 provinces from 1998 to 2007.We find that physical capital,educational capital and the R&D capital have positive effects on both the real output per capita and economic growth;the health capital has positive effect on the real output per capita,whereas the impact of health capital on economic growth is insignificant.We also estimate China's production function and the return to capital inp...