Abstract
Agricultural Research is one of the most important factors
in agricultural development, thus, the role and importance
of research is increasing. Within the past years, all developed
and consequently developing countries have engaged their most
attention to promote their researches indexes. This study is investigating
the effect of agricultural research on the distribution
of income and agricultural value added in Iran, during the
period of 1976 - 2012. Three SLS methods were used to
determine the income distribution functions, value added and
per capita income. The results showed that agricultural researches
were effective on improvement of agricultural value added.
The results also express that continuance in agricultural researches
can increase per capita income and less inequality of income
distribution. Effect of agricultural value added on inequality of
income distribution was low but though increase in agricultural
value added and decrease it.