advanced econometrics造句

• This is the question this paper mainly concerns . this paper is on the basis of drawing experience from domestic and international foreign scholars ’ achievements in research of fixed investment and economic growth . it utilizes the advanced econometrics method , combining with the reality that our country absorbs the fixed investment since 20 years of reforming and opening up to the world
  本研究的主题是从实证方面考察固定资产投资的波动随时间变化有何特征,检验固定资产投资回复特征的存在,并且研究这种特征对gdp的波动有何影响,从这一侧面来考察我国固定资产投资对经济增长的影响。