عنوان مقاله [English]
نویسندگان [English]چکیده [English]
The main objective of this paper is to investigate the effect of research and development expenditures on the Iranian industry market Share over the period of 1995:1-2007:4.
For this purpose, we convert the annual time series data to the seasonal time series data by using of JMALTI econometric software.
The main model of this paper has been estimated by nonlinear LSTAR approach. The result of this study reveals that there is nonlinear positive and significant relationship between research and development expenditures and market share of Iranian industry sector.