List of Articles Random effects Open Access Article Abstract Page Full-Text 1 - The Impact of Leverage on Firms Investment Decision in Tehran Stock Exchange (TSE) اسداله افشاری علی سعیدی الهام رشادی Open Access Article Abstract Page Full-Text 2 - Dynamics of Global Agricultural Productivity and Democratic Governance Structure: Implications for Sustainable Food Supply Job Nmadu Usman Mohammed Yebosoko Nmadu Halima Sallawu Sokoyami Nmadu Mohammed Ndanitsa Ezekiel Yisa Kpotun Baba Taiwo Amos Abigail Jirgi