List of Articles Investment Open Access Article Abstract Page Full-Text 1 - The Impact of Corporate income Tax and Firm Size on Fixed Investment Omer Saeed Sidra Shafiq Khurram Shahzad Open Access Article Abstract Page Full-Text 2 - Effect of Financial variables on investment in Iran Open Access Article Abstract Page Full-Text 3 - A Structural Model of Production Financing Barriers in Small and Medium-Sized Enterprises mansour nouri Mehrdad Hosseini Shakib Abbas Khamseh