List of Articles Negative data Open Access Article Abstract Page Full-Text 1 - Computing the efficiency interval of decision making units (DMUs) having interval inputs and outputs with the presence of negative data M. Rostamy-Malkhalifeh F. seyed Esmaeili Open Access Article Abstract Page Full-Text 2 - Three steps method for portfolio optimization by using Conditional Value at Risk measure S. Navidi sh. Banihashemi M. Sanei Open Access Article Abstract Page Full-Text 3 - Portfolio Performance Evaluation in a Modified Mean-Variance-Skewness Framework with Negative Data Sh. Banihashemi M. Sanei M. Azizi Open Access Article Abstract Page Full-Text 4 - Effect of Relocation and Rotation on Radial Efficiency Scores for a Partially Negative Data Problem S .Sarkar Open Access Article Abstract Page Full-Text 5 - Cross Efficiency Evaluation with Negative Data in Selecting the Best of Portfolio Using OWA Operator Weights Sh. Banihashemi M. Sanei Open Access Article Abstract Page Full-Text 6 - Estimating Most Productive Scale Size with Double Frontiers in Data Envelopment Analysis using Negative Data F. Roozbeh R. Eslami M. Ahadzadeh Namin Open Access Article Abstract Page Full-Text 7 - تاثیر شاخص متا مالمکوئیست روی بهینه سازی سبد دارایی زهره طائب شکوفه بنی هاشمی 10.30495/ijim.2022.61818.1532 Open Access Article Abstract Page Full-Text 8 - Evaluating the Efficiency of Firms with Negative Data in Multi-Period Systems: An Application to Bank Data S. Kordrostami‎‎ M. Jahani Sayyad ‎Noveiri Open Access Article Abstract Page Full-Text 9 - Estimation of portfolio efficient frontier by different measures of risk via DEA M. Sanei S. ‎Banihashemi‎ M. ‎Kaveh‎ Open Access Article Abstract Page Full-Text 10 - Using MODEA and MODM with Different Risk Measures for Portfolio Optimization Sarah Navidi Mohsen Rostamy-Malkhalifeh Shokoofeh Banihashemi 10.22034/amfa.2019.1864620.1200 Open Access Article Abstract Page Full-Text 11 - Malmquist Productivity Index under Network Structure and Negative Data: An Application to Banking Industry Seyed Ehsan Shojaie Seyed Jafar Sadjadi Reza Tavakkoli Moghaddam Open Access Article Abstract Page Full-Text 12 - ارزیابی کارایی واحدهای تصمیم گیری در حضور فاکتورهای منفی و نامطلوب مهناز مقبولی مهدی عینی فرهاد طاهر Open Access Article Abstract Page Full-Text 13 - ارزیابی کارایی مدل جمعی کراندار در سیستم های تولید دومرحله ای با داده های منفی حمیدرضا بابائی اصیل رضا کاظمی متین محسن خون سیاوش زهره مقدس Open Access Article Abstract Page Full-Text 14 - ارتقاء واحدهای ناکارا (با داده های منفی) در جهت وزن های مشترک در تحلیل پوششی داده ها حسین عباسیان Open Access Article Abstract Page Full-Text 15 - کارایی بنگاههای اقتصادی در حضور فاکتورهای نامطلوب و منفی با دادههای بازهای MAHNAZ MAGHBOULI مهدی عینی فرهاد طاهر FATEMEH GHOMANJANI Open Access Article Abstract Page Full-Text 16 - Allocation models for DMUs with negative data Ghasem Tohidi Maryam Khodadadi Open Access Article Abstract Page Full-Text 17 - Financial performance measurement of the top 50 companies on the stock exchange using non-radial models of data envelopment analysis Saeid Rezaeilava Mirfeyz Fallah Masoud Sanei Shokofeh Banihashemi Open Access Article Abstract Page Full-Text 18 - A generalized cost Malmquist index to compare the productivities of units with negative data in DEA G. Tohidi S. Razavyan S. Tohidnia Open Access Article Abstract Page Full-Text 19 - Estimation of inputs and outputs in the general production possibility set with negative data based on the inverse DEA Javad Gerami