List of Articles Refined Economic Value Added Open Access Article Abstract Page Full-Text 1 - A Comparative Study on the Relationship among Extended Market Orientation (EMO), Refined Economic Value Added (REVA) and Return on Assets (ROA) Sh. Nayebzadeh M. Moein Aldin Z. Gheisary Open Access Article Abstract Page Full-Text 2 - Customer-base Concentration and Firm Performance Somayeh Rahmani Reza Gholami Jamkarani