issue 4 publication date 2016-02-01

• Computing the efficiency interval of decision making units (DMUs) having interval inputs and outputs with the presence of negative data
• Utilizing Robust Data Envelopment Analysis Model for Measuring Efficiency of Stock, A case study: Tehran Stock Exchange
• To Study the Effect of Combined Learning on Students' Educational Achievement in Mathematics
• Malmquist Productivity Index Based on Time Effect
• A Method for Target Setting with Share Data
• Using Neural Network to Determine Input Excesses, Output Shortfalls and Efficiency of Dmus in Russell Mode
• A New Continuous Multi-State Reliability Model with Time Dependent Component Performance Rate