بررسي تاثير سرمايه‌گذاري در تجهيزات و تحقيقات كشاورزي بر ارزش افزوده بخش كشاورزي‌

Studying Impacts of Investment in Agricultural Equipments and Research on Agriculture Sector Value Added

The objective of this study is to determine how the research equipment and non-equipment investments, and agricultural employment affects agriculture value added. Dataset covers period of (1971-2005). To get the objective Autoregressive Distributed Lag model was applied. The results of the study showed increment in agricultural employment by 1 percent decreases agricultural production % 0.20, while the same increase in research, equipment and non equipment investment of agricultural sector raise its value added by 0.05, 0.10 and 0.18 percent, respectively. Findings of Error Correction Model also revealed a low rate of adjustment in agricultural sector.