%0 Journal Article %T abstract %J Agricultural Economics %I انجمن اقتصاد کشاورزی ایران %Z 2008-5524 %D 2018 %\ 05/22/2018 %V 12 %N 1 %P 121-130 %! abstract %R 10.22034/iaes.2018.36215 %X %U https://www.iranianjae.ir/article_36215_0624d4eced051d862d36c4d73d645c2a.pdf