%0 Journal Article %A Bayat, Ali, Abchar, Behjat %T The relationship between decision-making Models and investors’ expectations of risk and return invest in financial tools: The Markuitz model Approach %J Journal of Investment Knowledge %V 4 %N 16 %P 173-190 %D 2015 %R %U https://sanad.iau.ir/fa/Article/844138