List of Articles F02 Open Access Article Abstract Page Full-Text 1 - The Effect of Environmental Performance on Happiness: A Cross-country Analysis hadis hesabi morteza khorsandi hosein abbasinejad Hassan Dehghan Shourkand Open Access Article Abstract Page Full-Text 2 - The Effect of Economic Complexity on Income Inequality in Selected Developing Countries; Dynamic Panel Approach علی حسنوند محمد شریف کریمی علی فلاحتی آزاد خانزادی 10.30495/fed.2022.691507