TY - JOUR ID - 10550 TI - Abstracts JO - Agricultural Economics JA - IAES LA - fa SN - 2008-5524 Y1 - 2009 PY - 2009 VL - 3 IS - 1 SP - 1 EP - 21 DO - N2 - UR - https://www.iranianjae.ir/article_10550.html L1 - https://www.iranianjae.ir/article_10550_90379aa0f7e3386ef26650df66d0c2df.pdf ER -