%0 Journal Article %T Study of the Firms Size Effect on Their Efficiency Based on DEA Approach %A Razmi, Seyed Mohammad Javad %A Seyyed Hosseini, Seyyed Mohammad %A Zolfaghar Arani, Mohammad Hossein %A Ali Zarif Honarvar %J Atlantic Review of Economics %@ 2174-3835 %D 2014