List of Articles Expected value Open Access Article Abstract Page Full-Text 1 - Dependence of Default Probability and Recovery Rate in Structural Credit Risk Models: Empirical Evidence from Greece A. Derbali S. Hallara Open Access Article Abstract Page Full-Text 2 - Survey of Customer Satisfaction in San Suan Product Planning by Kano Model H. Vazifehdust S. Farokhian Open Access Article Abstract Page Full-Text 3 - Economic valuation of ranges forage production using Hedonic pricing method – Case study: Zemkan basin of Kermanshah Province Sohrab Moradi Open Access Article Abstract Page Full-Text 4 - Evaluating Cost Efficiency in Fuzzy Environment by Using Expected Value Ali Payan Mohsen Hekmatnia Open Access Article Abstract Page Full-Text 5 - Presentation a model for crediblistic multi-period portfolio optimization model whit bankruptcy control snoor modaresi farshid kheirollah mehrdad ghanbari babak jamshidinavid Open Access Article Abstract Page Full-Text 6 - مدل بهینه سازی منابع آب حوزه هیرمند در بخش کشاورزی با استفاده از روش برنامه ریزی پویای تصادفی در شرایط عدم قطعیت محمود محمدقاسمی جواد شهرکی محمد صبوحی Open Access Article Abstract Page Full-Text 7 - Economic Evaluation of Shallot Utilization in Varnasa Rangeland, Naghadeh, Iran Javad Motamedi Morteza Mofidi Chelan Saeed Rahmanpour Mahshid Souri