issue 3 publication date 2014-06-01

• Measuring congestion in data envelopment analysis with common weights
• Estimating right and left returns to scales in data envelopment analysis: A new approach
• Predicting the Efficiency of Decision-Making Unit by Using Piecewise Polynomial Extrapolation in Different Times
• A two phases approach for discriminating efficient candidate by using DEA inspired procedure
• Common weights for the evaluation of decision-making units with nonlinear virtual inputs and outputs
• Using MOLP based procedures to solve DEA problems